Post on 16-Dec-2015
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Interest Mental Math & Common Percents
(NO CALCULATOR ALLOWED!)
Shopping!Percent Change
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Word Problems
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FINAL JEOPARDY! Click here once all questions have been answered!
Find a Percent / Converting, $100
Find the Interest:Find the Interest:Principal - $100 Principal - $100
Rate – 2 %Rate – 2 %Time – 2 yearsTime – 2 years
Find the interest:Find the interest:Principal - $4000Principal - $4000
Rate – 12%Rate – 12%Time – 12 monthsTime – 12 months
Find a Percent / Converting, $200
Find the interest:Find the interest:Principal - $250Principal - $250Rate – 5.18%Rate – 5.18%
Time – 18 monthsTime – 18 months.
Find a Percent / Converting, $300
Find the Principal:Find the Principal:Interest - $80Interest - $80
Rate – 5 %Rate – 5 %Time – 2 yearsTime – 2 years
Find a Percent / Converting, $400
Find a Percent / Converting, $500
Find the interest:Find the interest:Principal – 125Principal – 125Rate – 7.25 %Rate – 7.25 %
Time – 8 monthsTime – 8 months
1/5 is this percent.
What is 20% ?
Mental Math & Common Percents, $100
10% of 985 is this number.
What is 98.5 ?
Mental Math & Common Percents, $200
20% of 75 is this number
What is 15 ?
Mental Math & Common Percents, $300
17.5% of 320 is this number
What is 56 ?
Mental Math & Common Percents, $400
This would be a 15% tip on a $70 bill at Applebee’s
What is $10.50 ?
Mental Math & Common Percents, $500
What is $2.73?
This would be the 7% tax added to your new jeans
marked $39.00 on the price tag.
Shopping, $100
What is $21.00?
This would be the price you pay when
you use your 40% off coupon on a necklace marked $35 (without
tax).
Shopping, $200
What is $17.84 ?
This is the total cost of your $16.99 book,
after 5% tax is added.
Shopping, $300
What is $18.22 ?
This should be the exact tip on a $121.48 bill at the Olive Garden.
Shopping, $400
What is $259.89?
This would be the total price of a new flat-
screen TV marked $299, after:
A Sale for 18% off
Then 6% tax
Shopping, $500
If your shoe size increased from a size 6 to a size 8.5 in the last
few years, by what percentdid it change?
Round to the nearest whole percent.
What is 42 %?
Percent Change, $100
If 110 is increased to 473, whatis the percent of change?
What is 330 % ?
Percent Change, $200
If last year I collected 500 cans and this year I only collected 350 cans, by what
percent did my collectiondecrease?
What is 30% ?
Percent Change, $300
What is 1.3 % ?
By what percent did the price of milk
increase, if it went from $.17 to $.39?
Round to the nearest 10th.
Percent Change, $400
What is 6% ?
In 6th grade, I was 5’3” tall. I am now 5’7” tall. By what
percent did my height increase? (Round to a
whole number)
Percent Change, $500
What is 8.74?
Bill got a 38% on his last math quiz (oh no!).
There were 23 questions on it. How many points
did he get out of 23?
Word Problems, $100
What is 27?
There are 112 girls and 113 boys in an 8th grade class. 12% of the class
has a brother in 6th grade. This is how many students have a brother
in 6th grade.
Word Problems, $200
What is $330?
Michelle gets to keep 60% of the profits when she sells a weight lifting machine. Yesterday she made $198. This is how much the machine sold
for.
Word Problems, $300
A box contains 15 red pencils and 21 blue
ones. This is the percent of pencils that are red (to the nearest
10th)?
What is 41.7% ?
Word Problems, $400
What is $880?
Steve went on a business trip to Maui and his
company paid for 90% of his costs. After the trip, the company gave him a
check for $792. How much did the trip cost?
Word Problems, $500
The category is…
Percents in your life
Write your w
ager now on the back of
your paper.
You buy a Yankees hat for $24.50 and a Bills hat for
$17.95. You have a coupon for 20% off. There is 8% tax at Eastview Mall. This is the
total cost for the hats.
WHAT IS $36.68 ?
Click to go on to the next screen for a little information about your test tomorrow!
Great Game! Declare a winner!
Don’t forget to study tonight! Here’s how: • You can play this game again on the class
website (mrspranis.com), AND… • I would suggest that you also do p. 38-39 in
the packet (except for question #20), and check your answers at the bottom.
• This will be the last test of this marking period, AND the last test for the entire year that you will be allowed to do corrections
on!!!• Also…packet p. 40 is due tomorrow!