TRUE/FALSE. Write 'T' if the statement is true and 'F' if...
-
Upload
truongtram -
Category
Documents
-
view
225 -
download
2
Transcript of TRUE/FALSE. Write 'T' if the statement is true and 'F' if...
TRUE/FALSE. Write 'T' if the statement is true and 'F' if the statement is false.1) The top term in a fraction is called the numerator. 1) _______
2) The bottom term in a fraction is the divisor or the number that dividesinto the numerator.
2) _______
3) The horizontal line that separates the numerator and the denominator iscalled the dividend.
3) _______
4) The fraction 8/9 is a proper fraction. 4) _______
5) A proper fraction has a value greater than 1. 5) _______
6) A fraction with a numerator that is less than the denominator is calledan improper fraction.
6) _______
7) An improper fraction has a value equal to or less than 1. 7) _______
8)
The number is a mixed number.
8) _______
9) After fractions have been added, subtracted, multiplied, or divided, thefraction in the answer should be increased to its highest terms.
9) _______
10) To change an improper fraction into a whole or mixed number, youneed only divide the denominator by the numerator.
10) ______
11) An equivalent number is a converted whole or mixed number that hasthe same numerical value as the original fraction.
11) ______
12) When an improper fraction is converted, if there is a remainder, it is awhole number.
12) ______
13)
converted to a mixed or whole number is .
13) ______
14) In converting mixed numbers to improper fractions, the numerator ofthe improper fraction will be the same as the numerator of the fractionalpart of the mixed number.
14) ______
15) To convert mixed numbers to improper fractions, multiply the wholenumber times the denominator of the fraction and add the product tothe original denominator.
15) ______
16)
converted to an improper fraction is .
16) ______
17) If you multiply or divide both parts of a fraction by the same number,the value of the fraction does not change.
17) ______
18) A fraction is at its lowest terms when there is no number that can bedivided evenly into the numerator and denominator.
18) ______
19)
The fraction is at its lowest terms.
19) ______
20) The letters GCD stand for Greatest Common Divisor. 20) ______
21) You can rewrite a fraction to higher terms by adding the numerator andthe denominator.
21) ______
22)
The fractions and have the same value.
22) ______
23) The greatest common divisor can be zero. 23) ______
24) Fractions should never be reduced to their lowest terms. 24) ______
25) Raising a fraction to higher terms changes the value of the fraction. 25) ______
26) Before you can add or subtract fractions, they must have the samedenominators.
26) ______
27)
The sum of + + is .
27) ______
28) A prime number is any number larger than 1 that is divisible only byitself and 1.
28) ______
29)
+ is equal to .
29) ______
30)
The difference between and is .
30) ______
31)
is the difference between and .
31) ______
32) When you multiply or divide fractions, you must first find the commondenominator.
32) ______
33)
times is .
33) ______
34)
The product of × is .
34) ______
35) Multiplication and division of fractions are totally dissimilar activitiesrequiring separate skills.
35) ______
36)
The following two numbers are considered to be reciprocals: and
.
36) ______
37) To divide by a fraction, divide the dividend by the reciprocal of thedividend.
37) ______
38)
The quotient of divided by is .
38) ______
39)
divided by has a quotient of .
39) ______
40) The reciprocal is not used in dividing fractions. 40) ______
MULTIPLE CHOICE. Choose the one alternative that best completes the statement oranswers the question.
41) The bottom term in a fraction is called the: 41) ______A) fraction lineB) denominatorC) divisorD) numeratorE) none of the above
42) The bottom term in a fraction is referred to as the: 42) ______A) fraction lineB) numeratorC) dividendD) denominatorE) none of the above
43) The dividend or number being divided in a fraction is called the: 43) ______A) GCDB) numeratorC) denominatorD) divisorE) none of the above
44) The line in a fraction that separates the numerator and denominator istermed the:
44) ______
A) divisorB) GCDC) dividendD) numeratorE) none of the above
45)
The fraction is referred to as a (an):
45) ______
A) proper fractionB) improper fraction
C) designated numberD) mixed numberE) none of the above
46) A fraction that has a value equal to or greater than 1 is a (an): 46) ______A) mixed numberB) designated fractionC) improper fractionD) proper fractionE) none of the above
47) To convert an improper fraction into a whole or mixed number you: 47) ______A) add the numerator and the denominatorB) multiply the numerator by the denominatorC) divide the numerator by the denominatorD) subtract the numerator from the denominatorE) none of the above
48)
converted to a whole or mixed number is:
48) ______
A)
B)
C)
D)
E) none of the above
49) To convert mixed numbers to improper fractions you would: 49) ______A) multiply the whole number times the denominator of the fraction
and add the whole number to the denominatorB) multiply the whole number times the denominator of the fraction
and add the product to the original numeratorC) multiply the whole number times the numerator of the fraction
and add the product to the original denominatorD) multiply the whole number times the denominator of the fraction
and add the product to the original denominatorE) none of the above
50)
converted to an improper fraction is:
50) ______
A)
B)
C)
D)
E) none of the above
51)
The fraction reduced to its lowest terms is:
51) ______
A)
B)
C)
D)
E) none of the above
52) To reduce a fraction to its lowest terms: 52) ______A) multiply the numerator and denominator by the same numberB) add the same number to the numerator and the denominatorC) subtract the same number from the numerator and the
denominatorD) divide the numerator and denominator by the same numberE) none of the above
53) The quickest way to reduce a fraction to its lowest terms is to divide thenumerator and denominator by:
53) ______
A) NCDB) LCDC) HCDD) GCDE) none of the above
54)
Change into a fraction with a denominator of 4514.
54) ______
A)
B)
C)
D)
E) none of the above
55) Before fractions may be added or subtracted, they must all have thesame:
55) ______
A) prime numberB) factorC) dividendD) numeratorE) none of the above
56) The letters LCD stand for: 56) ______
A) Lowest Common DecimalB) Least Common DenominatorC) Lowest Central DenominatorD) Lower Contributing DenominatorE) none of the above
57) A fraction indicates what mathematical function? 57) ______A) divisionB) additionC) subtractionD) multiplicationE) all of the above
58)
The least common denominator of , , , and is:
58) ______
A) 5B) 20C) 4D) 50E) none of the above
59)
is an example of a (an):
59) ______
A) improper fractionB) mixed numberC) complex fractionD) proper fractionE) none of the above
60)
converted to a mixed number is:
60) ______
A)
B)
C)
D) 4E) none of the above
61)
The Least Common Denominator of , , , and is:
61) ______
A) 6B) 4C) 12D) 3E) none of the above
62)
The fractions + + equal:
62) ______
A)
B)
C)
D)
E) none of the above
63)
John is feet tall. John is of a foot taller than Mary. How tall isMary?
63) ______
A)
feetB)
feetC)
feetD)
feetE) none of the above
64)
Find the difference between and .
64) ______
A)
B)
C)
D)
E) none of the above
65)
Jill worked hours on Monday; hours on Tuesday; 9 hours on
Wednesday; hours on Thursday; and hours on Friday. Howmany hours did Jill work?
65) ______
A)
B)
C)
D) 40E) none of the above
66)
Bob traveled a total of miles on Tuesday, visiting 3 customers. To
visit customer (1) he traveled miles and to visit customer (2) he
traveled miles. How far did he travel to visit customer (3)?
66) ______
A)
milesB)
milesC)
milesD)
milesE) none of the above
67) Which of the following is a prime number? 67) ______A) 7B) 19C) 41D) 29E) all of the above
68)
Derek worked hours on Monday, hours on Tuesday, 8 hours
on Wednesday, hours on Thursday, and hours on Friday.How many hours did Derek work during the week?
68) ______
A)
B)
C)
D) 34E) none of the above
69)
Janice mixes her own bird seed. She recently purchased pounds of
sunflower seed, pounds of cracked corn, and pounds of millet.After mixing the seed, how many pounds of bird seed did she have?
69) ______
A)
B)
C)
D) 15E) none of the above
70)
On a recent business math test, of the class achieved an A grade, a
B grade, and a C grade. What portion of the class received a gradeless than C?
70) ______
A)
B) 13C)
D)
E) none of the above
71) When you multiply fractions, you do not have to use: 71) ______A) productsB) reciprocalsC) quotientsD) none of the aboveE) all of the above
72)
The product of and is:
72) ______
A)
B)
C)
D)
E) none of the above
73) Douglas has to travel 580 miles on a business trip. On the first day he
traveled of the total miles. How many miles did he travel?
73) ______
A) 522B)
C)
D)
E) none of the above
74)
There are inches of wire available Mary requires times that
amoun
t.How
manyinches ofwiredoes sheneed?
74) ______
A)
B)
C)
D)
E) none of the above
75) If the product of two numbers is 1, they are said to be: 75) ______A) mixed numbersB) quotientsC) reciprocalsD) unequalE) none of the above
76)
The reciprocal of is:
76) ______
A)
B)
C)
D)
E) none of the above
77)
The quotient of divided by is:
77) ______
A)
B)
C)
D)
E) none of the above
78) Sandy was asked to take an inventory of reams of typing paper. She
knew that one ream was inches high. If the total height of all the
paperwas inches,
how
manyreamswere intheinventory?
78) ______
A)
B)
C)
D)
E) none of the above
79) Reducing before multiplying: 79) ______A) has a definite set of rulesB) is an alternative method for multiplying fractionsC) results in multiplying a number evenly times the top and bottom
of a fraction or fractionsD) raises fractions to their highest termsE) none of the above
80) The reciprocal is used: 80) ______A) to replace the cancellation methodB) in dividing whole numbersC) in dividing fractionsD) in multiplying fractionsE) none of the above
81)
A trip from Kansas City to the Lake of the Ozarks will take hours.
If we are of the way there, how long have we traveled?
81) ______
A)
B)
C)
D)
E) none of the above
82) Paterson Greenup Company buys weed killer spray in 55 gallon drums.They dilute the concentrate with water in 5 gallon containers. Each
container is filled with gallons of weed killer and gallons ofwater. How many containers can be filled from one 55 gallon drum of
weedkiller?
82)
______A)
B) 20C) 24D) 11E) none of the above
83) A local community college has 1,694 square feet in their computer lab.
If each student workstation requires square feet, how manystudent workstations can be placed in the computer lab?
83) ______
A) 108B) 56C) 112D) 54E) none of the above
SHORT ANSWER. Write the word or phrase that best completes each statement or answersthe question.
84) The ________ is the bottom term in a fraction. 84) _____________
85) The bottom term of a fraction is called the ________. 85) _____________
86) Fractions where the numerator is smaller than the denominatorare called ________.
86) _____________
87) ________ are fractions where the numerator is larger than thedenominator.
87) _____________
88) A number composed of both a whole number and a ________is called a mixed number.
88) _____________
89) When you convert an improper fraction and there is aremainder, you have a ________.
89) _____________
90)
converted to a whole number and a fraction is ________.
90) _____________
91) When converting mixed numbers to improper fractions, thedenominator of the improper fraction will be the same as the________ of the fractional part of the mixed number.
91) _____________
92) To convert a mixed number to an improper fraction, multiplythe whole number times the ________ of the fraction and addthe product to the original ________.
92) _____________
93)
converted to an improper fraction is ________.
93) _____________
94) A fraction is said to be in lowest terms when there is no number tha t can be divided
________into boththenumerator andthedenominator.
94) _____________
95)
The fraction reduced to its lowest terms is ________.
95) _____________
96) The ________ is the largest number that can be divided evenlyinto both the numerator and denominator of a fraction.
96) _____________
97) You can raise the terms of a fraction by ________ the ________and ________ by the same number.
97) _____________
98)
converted into a fraction with a denominator of 1056 is________.
98) _____________
99)
The least common denominator of , , , and is________.
99) _____________
100) When you add or subtract fractions, you must first change thefractions so that they have the same ________.
100) ____________
101) When you want to convert an improper fraction into a whole ormixed number, you divide the ________ by the ________.
101) ____________
102) Before fractions can be added or subtracted, they must all havethe same ________.
102) ____________
103) When you add fractions with the same denominator, you addthe ________ and then place that number over the denominatorand ________ to the lowest terms.
103) ____________
104)
The sum of + + is ________.
104) ____________
105) When adding fractions with different denominators, you mustfirst find the ________.
105) ____________
106)
The total of + + is ________.
106) ____________
107)
The sum of + + is ________.
107) ____________
108) When you subtract fractions with the same denominator, yousimply subtract the ________, place the difference over thedenominator, and reduce to the lowest terms.
108) ____________
109)
The difference between the fractions - is ________.
109) ____________
110)
subtracted from is ________.
110) ____________
111)
Bill has a piece of wood inches long. Jane has a piece of
wood inches long. Jane's piece of wood is ________longer than Bill's.
111) ____________
112)
Jim is feet tall. Mike is feet tall. Jim is ________taller than Mike.
112) ____________
113) When you multiply or divide fractions, you do not have to findthe ________.
113) ____________
114)
times is ________.
114) ____________
115)
The product of times 9 is ________.
115) ____________
116)
John walks miles per hour. In 4 hours he can walk________ miles.
116) ____________
117) The division of a fraction also involves the operation of________.
117) ____________
118) Two numbers are ________ if their product is 1 after beingmultiplied.
118) ____________
119)
________ is the reciprocal of .
119) ____________
120) To divide by a fraction, ________ the dividend by the ________of the divisor.
120) ____________
121)
The quotient of divided by is ________.
121) ____________
122)
________ is the quotient of divided by .
122) ____________
123)
Convert to higher terms having a denominator of 180.
123) ____________
124)
Reduce the fraction to its lowest terms.
124) ____________
125)
Reduce to its lowest terms.
125) ____________
126)
Reduce the fraction to its lowest terms.
126) ____________
127) Cindy worked the following hours during the current week:
Monday: ; Tuesday: ; Wednesday: ; Thursday: 8; and
Friday: . What were her total hours worked for the week?
127) ____________
128)
Jill required inches of blue ribbon, inches of red ribbon,
and inches of white ribbon to complete her project. Intotal, how many inches of ribbon is needed?
128) ____________
129)
A car was driven miles. Bill drove the car miles
and Kevin drove miles. The balance of the miles weredriven by Ann. How many miles did she drive?
129) ____________
130)
Jason purchased 3 parcels of land totaling acres. If the
first two pieces of property were and acresrespectively, how many acres was the third parcel of land?
130) ____________
131)
What is the least common denominator of and ?
131) ____________
132)
Add and .
132) ____________
133)
What is the Least Common Denominator of , , , and ?
133) ____________
134)
Martin purchased pounds of beef brisket, pounds of
shaved ham, and of a pound of baked beans. What was thetotal weight of Martin's purchases?
134) ____________
135) A partnership was formed between Gene, Orville, and Jerry.
Gene owned and Orville owned . What part was ownedby Jerry?
135) ____________
136)
If the fabric required for drapes is yards and for matching
pillows is yards, what is the total number of yardsrequired?
136) ____________
137) Steve has 15 days of vacation per year. To date, he has taken
days in March, days in June, and days in July.How many more vacation days can Steve take?
137) ____________
138)
What is the sum of + + ?
138) ____________
139)
Subtract from .
139) ____________
140)
Subtract from .
140) ____________
141)
Add the fractions + + .
141) ____________
142) Nancy bought a cake for her son's graduation. The bakeryowner indicated that the cake would serve 40 people. If 25guests each had one serving of the cake, what portion of thecake remained?
142) ____________
143)
Subtract from .
143) ____________
144)
Add the fractions + + .
144) ____________
145) Walter Reed is having 90 people over to his house for a party. Heis
told to allow
for ofa poundof meatperperson.Howmanypoundsof meatshouldhe order?
145) ____________
146)
Spencer knows that it will take hours to travel to Florida.
After traveling of the time he stops to rest. How manymore hours must he travel to reach Florida?
146) ____________
147)
John, the carpenter, has a board feet in length. He needs
pieces cut in lengths of feet. How many full pieces can becut from the board?
147) ____________
148)
Phil must travel miles. If he averages miles perhour, how many hours will the trip take?
148) ____________
149) A trip from Cheyenne, Wyoming to the Rocky Mountains takes
hours. Assuming that you are of the way there, howlong have you been traveling?
149) ____________
150)
T.C. Industries manufactures lighting grills each hour.How many lighting grills can be produced in a 48-hour week?
150) ____________
151)
Find the product of times .
151) ____________
152)
Find the quotient for divided by .
152) ____________
153) Janice, who loves to cook, is making a peach pie (serves 6) for
her family. The recipe calls for 4 cups of sliced peaches,
cupsofflour
,
cup ofmargarine, and1 cup of sugar.However,today
additional familymembersarecomingandJanicewouldlike tomakeenoughpie toserve 18people.Howmanycups offlourshouldshe use?
153) ____________
154)
In a recent antibiotic resistance test, it was found that of allpeople tested had infections that were resistant to penicillin. If4,310 people were tested, how many had infections that wereresistant to penicillin?
154) ____________
155)
Find the product of times .
155) ____________
156)
Find the quotient of divided by .
156) ____________
157) Bob has 90 linear feet of lumber. He is planning to construct
storage shelves for his basement. If each shelf is to be feetin length, how many shelves can Bob construct?
157) ____________
158)
Driving from Kansas City, MO to Denver, CO takes hours.
If you have traveled of the distance, how many hours haveyou traveled?
158) ____________
159)
There are inches of cloth available. If Mary requirestimes that amount, how many inches of cloth does she need?
159) ____________
160)
+ - =
160) ____________
161) Nancy bought a cake for her son's graduation. The bakeryowner indicated that the cake would serve 40 people. If 25guests each had one serving of the cake, what portion of thecake remained?
161) ____________
162)
Subtract from .
162) ____________
163)
Reduce the fraction to its lowest terms.
163) ____________
MATCHING. Choose the item in column 2 that best matches each item in column 1.Match the correct answer from the list provided.
164) The largest possible number that willdivide equally into 2 or more othernumbers is called the ________.
A) Greatest common divisor 164) _____
B)equivalent fraction
165)When no number other than 1 can bedivided evenly into both thenumerator and denominator of afraction, the fraction must be in its________.
C) proper 165) _____
D)Numerator
E)Fraction
166) A type of number that expresses apart of a whole number is called a________.
F) 166) _____
Lowest terms
G)Mixed number
167) A whole number and a properfraction form a ________.
167) _____
168) The top of a fraction is called the________.
168) _____
169) An ________ is a fraction thatindicates the same portion of thewhole amount as another fractiononly in higher or lower terms.
169) _____
170) When the numerator is less than thedenominator, the fraction is said to bea ________ fraction.
170) _____
171) The line that separates the numeratorand denominator is the ________.
A) fraction line 171) _____
B) improper fraction172) Interchanging the numerator and
denominator gives you the ________of a fraction.
172) _____
C) denominatorD)
173) The smallest whole number that isevenly divisible by each denominatorof two or more fractions is called the________.
Least common denominator (LCD) 173) _____
E)prime number
F)reciprocal
174) Numerator is equal to or greater thanthe denominator.
174) _____
175) A number divisible by only one anditself.
175) _____
176) The bottom part of a fraction. 176) _____
1) TRUE2) TRUE3) FALSE4) TRUE5) FALSE6) FALSE7) FALSE8) TRUE9) FALSE
10) FALSE11) TRUE12) FALSE13) TRUE14) FALSE15) FALSE16) TRUE17) TRUE18) TRUE19) FALSE20) TRUE21) FALSE22) TRUE23) FALSE24) FALSE25) FALSE26) TRUE27) FALSE28) TRUE29) FALSE30) TRUE31) FALSE32) FALSE33) FALSE34) FALSE35) FALSE36) TRUE37) FALSE38) FALSE39) FALSE40) FALSE41) B42) D43) B44) E45) B46) C47) C48) C49) B50) C51) D
52) D53) D54) A55) E56) B57) A58) E59) B60) C61) C62) D63) A64) D65) C66) D67) E68) A69) D70) C71) B72) E73) B74) A75) C76) B77) D78) B79) B80) C81) C82) B83) B84) denominator85) denominator86) proper fractions87) Improper fractions88) fraction89) mixed number90)
91) denominator92) denominator, numerator93)
94) evenly95)
96) Greatest Common Divisor97) multiplying, numerator, denominator98)
99) 100
100) denominator101) numerator, denominator102) denominator103) numerators, reduce104)
105) Least Common Denominator106)
107)
108) numerators109)
110)
111)
inches112)
feet113) common denominator114)
115)
116)
117) multiplication118) reciprocals119)
120) multiply, reciprocal121)
122)
123)
124)
125)
126)
127)
128)
129)
or miles
130)
acres131) 100132)
133) 100134)
pounds135)
136)
137)
138)
139)
140)
141)
142)
of the cake143)
144)
145) 60 pounds146)
hours147) 8 pieces148) 6 hours149)
hours150) 786151)
152)
153) 4154) 1724 people155)
156)
157) 36 shelves158)
hours