Twenty Questions Subject: Pre-Algebra Twenty Questions 12345 678910 1112131415 1617181920.

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Twenty Questions Subject: Pre- Algebra

Transcript of Twenty Questions Subject: Pre-Algebra Twenty Questions 12345 678910 1112131415 1617181920.

Page 1: Twenty Questions Subject: Pre-Algebra Twenty Questions 12345 678910 1112131415 1617181920.

Twenty Questions

Subject: Pre-Algebra

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Twenty Questions

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1. Use mental math to simplify the expression.

15 + ( - 30) + 45

a. 30

b. - 15

c. 15

d. 0

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2. Name the property shown below.

54 = 1 · 54

a. Commutative Property of Multiplication

b. Identity Property of Multiplication

c. Associative Property of Multiplication

d. Associative Property of Addition

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3. Simplify the expression.

12 ( n + 1 ) – 2 ( 5n + 6)

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4. Solve the equation

W · ( - 2 ) = 14

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5. Solve the word problem

Brian bought a used bike for $25 less than its original price. He paid a total of $88 for the bike. What was the original price of the bike.

(You must set up an equation!)

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6. Use Distributive Property to simplify

13 · ( - 3 ) – 7 · ( - 3 )

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7. Solve the inequality.

J – 7 ≤ 24

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8. Write an equation for the sentence and then tell if the sentence true, false, or an open sentence.

A number T divided by seventeen equals the opposite of three.

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9. What is the vocabulary that matches the definition below:

A mathematical sentence with ≤, ≥, <, >, ≠.

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10. What happens when….?

What happens to the inequality sign when you divide by a negative number to each side?

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11. What happens when….?

What happens to an inequality symbol when you subtract a negative number to each side?

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12. Write an equation for the sentence below, then solve the equation.

Five multiplied by Y equals two hundred and fifteen.

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13.Simplify the expression.

10y – 3y + 7y

a. 20y

b. 0

c. 14y

d. 7y

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14. Solve the inequality.

( x / - 6) ≥ 5

a. X ≤ 30

b. X ≥ 30

c. X ≥ - 30

d. X ≤ - 30

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15. Real World Application

At the local hotdog jamboree there were 196 people who each ate 7 hotdogs. How many hotdogs were served?

*Hint: Write 196 = (200 – 4)

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16. Name the property shown below.

234 + 567 = 567 + 234

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17. What does the vocabulary word TERM mean?

Be sure to give an example

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18. Solving One-Step Inequalities

m + 7 > 14a. M > 7

b. M < 7

c. M > 14

d. M< 21

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19. Writing Inequalities and Describing their Graphs.

Describe what the graph of x ≥ 3 would look like.

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20. Solve the inequality.

18 < - 2x


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