1. solve the problem [(–7 + 2) + 4] – 3 = ?

a. –4
b. 6
c. –12
d. 2

2. compare 9 × (11 – 4) and 3 × (11 – 4).

a. 9 × (11 – 4) is nine times as much as 3 × (11 – 4).
b. 9 × (11 – 4) is three times as much as 3 × (11 – 4).
c. 9 × (11 – 4) is six times as much as 3 × (11 – 4).
d. 3 × (11 – 4) is three times as much as 9 × (11 – 4).

3. find the product of 987.2365 and 1,000.

a. 9872365
b. 9,872,365
c. 09872365
d. 987,236.5

4. solve 567 × 1000

a. 567,000
b. 5,670,000
c. 5670
d. 56,700

5. according to the lesson, the subtrahend is defined as

a. the name of the subtraction symbol.
b. the number being subtracted.
c. the answer to a subtraction problem.
d. the first number.

6. select the proper rearrangement and placement for parentheses to speed up the addition for the expression 2 + 9 + 8 + 1

a. (1 + 2) + (9 + 8)
b. (8 + 9) + (2 + 1)
c. (9 + 2) + (8 + 1)
d. (8 + 2) + (9 + 1)

7. which is another way to check the sum of 52 + 23 + 10 + 78?

a. 78 – 52 + 10 + 23
b. 163 – 52 + 23 + 10 + 78
c. 78 + 10 + 23 + 52
d. 78 – 52 – 10 – 23

8. 45 – 15 – 15 =

a. 15
b. 30
c. 1
d. 0

9. what's one way we can check our answer to 2 ×10 = 20?

a. 2 ÷ 10 = 20
b. 20 × 10 = 20
c. 20 ÷ 10 = 2
d. 20 × 10 = 2

10. the solution to 2 × 27 will be what kind of number?

a. prime
b. even
c. perfect square
d. odd

11. which of the following shows why the commutative property doesn't work under subtraction?

a. 5 – 1 ≠ 1 – 5
b. 5 – 1 ≠ 5 – 1
c. 3 + 2 ≠ 2 + 3
d. 5 + 1 = 7 – 1

12. three hikers are dividing the costs of a hiking trip evenly. they bought two permits that cost $15 each, three tram tickets that cost $19 each, and one can of bear spray that cost $36. how much, to the nearest cent, does each hiker owe?

a. $28.33
b. $36.00
c. $23.33
d. $41.00

13. solve the problem 8 + [(8 × 5) – 10] = ?

a. 58
b. 38
c. 30
d. 46

14. what is the fourth term of a number pattern that begins with 250 and subtracts 13?

a. 211
b. 224
c. 198
d. 302

15.

16. which mathematical expression represents "add 6, 9, and 24 and then divide by 3"?

a. 6 + 9 + 24 ÷ 3
b. 3 ÷ (6 + 9 + 24)
c. 3 ÷ 6 + 9 + 24
d. (6 + 9 + 24) ÷ 3

17. for a popular broadway musical, the theater box office sold 356 tickets at $80 apiece, 275 tickets at $60 apiece, and 369 tickets at $45 apiece. how much money did the box office take in?

a. $16,500
b. $44,980
c. $61,585
d. $16,605

18. multiply 36 by 25.

a. 7,200
b. 180
c. 900
d. 720

19. what is the product of 2 × 4 × 14 × 25?

a. 2,800
b. 1,400
c. 5,600
d. 2,600

20. a warehouse has 518 flash drives on hand. the warehouse manager decides to keep 50 flash drives for high-priority orders and fill six equal-size orders with the rest of the flash drives. how many flash drives are in each order?

a. 94
b. 86
c. 78
d. 36

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