| |
| |
1. |
Which number is greater, a three-digit whole number or a five-digit whole number? |
| |
|
A. |
You cannot tell. |
B. |
three-digit whole number |
| |
|
C. |
five-digit whole number |
D. |
They can be equal. |
| |
|
Hint |
|
| |
2. |
Tell which equation represents a way to find the product of 8 × 23. |
| |
|
A. |
8 × (23 − 3) |
B. |
8 × (20 + 3) |
| |
|
C. |
8 × (20 − 3) |
D. |
8 × (8 + 23) |
| |
|
Hint |
|
| |
3. |
Estimate 89 × 81. |
| |
|
A. |
80 × 80 = 6,400 |
B. |
90 + 80 = 170 |
| |
|
C. |
90 × 90 = 8,100 |
D. |
90 × 80 = 7,200 |
| |
|
Hint |
|
| |
4. |
Find the product. 
|
| |
|
A. |
122 |
B. |
33 |
| |
|
C. |
276 |
D. |
162 |
| |
|
Hint |
|
| |
5. |
Find the product mentally. 5 × 7 × 4 |
| |
|
A. |
48 |
B. |
574 |
| |
|
C. |
140 |
D. |
16 |
| |
|
Hint |
|
| |
6. |
Tell which equation is an estimate for 31.8 × 8. |
| |
|
A. |
40 × 10 = 400 |
B. |
32 × 8 = 256 |
| |
|
C. |
32 + 8 = 40 |
D. |
30 × 5 = 150 |
| |
|
Hint |
|
| |
7. |
Which of the numbers 2, 3, 5, 6, or 10 divide 45 evenly? |
| |
|
A. |
2, 3, and 5 |
B. |
3 only |
| |
|
C. |
3 and 5 |
D. |
2, 5, and 10 |
| |
|
Hint |
|
| |
8. |
Tell which statement is the best estimate for the division problem 650 ÷ 8. |
| |
|
A. |
700 ÷ 5 = 140 |
B. |
650 ÷ 10 = 6 |
| |
|
C. |
640 ÷ 8 = 80 |
D. |
600 ÷ 10 = 60 |
| |
|
Hint |
|
| |
9. |
Tell which statement is the best estimate for the division problem 302 ÷ 3. |
| |
|
A. |
300 ÷ 30 = 10 |
B. |
300 ÷ 3 = 10 |
| |
|
C. |
300 ÷ 3 = 100 |
D. |
300 ÷ 10 = 3 |
| |
|
Hint |
|
| |
10. |
Tell which division problem uses compatible numbers to estimate 296 ÷ 48. |
| |
|
A. |
320 ÷ 40 = 8 |
B. |
290 ÷ 40 = 7.25 |
| |
|
C. |
300 ÷ 50 = 6 |
D. |
300 ÷ 50 = 60 |
| |
|
Hint |
|
| |
11. |
Find the quotient and the answer for the problem. There are 378 bowlers coming to a bowling tournament. If each bowling alley can handle 45 bowlers, how many bowling alleys are needed? |
| |
|
A. |
18 R 8; 18 bowling alleys |
B. |
8 R 18; 8 bowling alleys |
| |
|
C. |
8 R 18; 9 bowling alleys |
D. |
18 R 8; 19 bowling alleys |
| |
|
Hint |
|
| |
12. |
What is the meaning of the remainder when you solve this problem? Each bookshelf can hold 23 books. How many shelves do you need if you have 386 books? |
| |
|
A. |
You will need another shelf. |
B. |
You will have 24 shelves. |
| |
|
C. |
You will need 18 more shelves. |
D. |
One shelf has 5 books. |
| |
|
Hint |
|
| |
13. |
Solve the problem. Each bookshelf can hold 23 books. How many shelves do you need if you have 386 books? |
| |
|
A. |
18 shelves |
B. |
23 shelves |
| |
|
C. |
17 shelves |
D. |
16 shelves |
| |
|
Hint |
|
| |
14. |
What is the meaning of the remainder when you solve this problem? Each ticket costs $7. How many tickets can you purchase with $100? |
| |
|
A. |
You have $2 left over. |
B. |
You have 2 tickets left over. |
| |
|
C. |
You spent $14. |
D. |
You have 15 tickets. |
| |
|
Hint |
|
| |
15. |
Tell which sentence is the best estimate for $157 ÷ 8. |
| |
|
A. |
$160 ÷ 8 = $20 |
B. |
$150 ÷ 10 = $15 |
| |
|
C. |
$160 ÷ 10 = $16 |
D. |
$160 ÷ 8 = $2 |
| |
|
Hint |
|
| |
16. |
Tell which sentence is the best estimate for 769 ÷ 19. |
| |
|
A. |
800 ÷ 20 = 400 |
B. |
800 ÷ 20 = 40 |
| |
|
C. |
700 ÷ 25 = 28 |
D. |
800 ÷ 20 = 4 |
| |
|
Hint |
|
| |
17. |
Find 5 × 9. |
| |
|
A. |
45 |
B. |
95 |
| |
|
C. |
59 |
D. |
14 |
| |
|
Hint |
|
| |
18. |
Find 30 × 4. |
| |
|
A. |
120 |
B. |
430 |
| |
|
C. |
34 |
D. |
304 |
| |
|
Hint |
|
| |
19. |
Evaluate if x = 4 and y = 7: x + 8 |
| |
|
A. |
48 |
B. |
15 |
| |
|
C. |
32 |
D. |
12 |
| |
|
Hint |
|
| |
20. |
Evaluate if r = 6 and t = 5. t − 2 |
| |
|
A. |
3 |
B. |
10 |
| |
|
C. |
4 |
D. |
7 |
| |
|
Hint |
|
|