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MULTIPLE
CHOICE |
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| 1. |
Use
mental math to find the quotient of 6,300 ÷ 90. (4-1) |
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| A. 7 |
B. 70 |
C. 700 |
D. 7,000 |
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| 2. |
Which
is the best estimate of 812 ÷ 39? (4-2) |
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| A. 2 |
B. 20 |
C. 200 |
D. 2000 |
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| FREE
RESPONSE |
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| Find each quotient. Use
mental math. (4-1) |
| 3. |
1,200
÷ 30 |
4. |
9,000
÷ 30 |
5. |
24,000
÷ 600 |
| 6. |
3,600
÷ 300 |
7. |
16,000
÷ 40 |
8. |
72,000
÷ 90 |
| Estimate each quotient.
(4-2) |
| 9. |
492
÷ 52 |
10. |
$78.17
÷ 21 |
11. |
989
÷ 521 |
| 12. |
388
÷ 22 |
13. |
$94.93
÷ 11 |
14. |
5,378
÷ 57 |
| Solve. Write your answer
in a sentence. (4-3) |
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| 15. |
The
family decides to put a fence around a square
garden that has an area of 400 square feet. How
much fencing will we need to enclose this garden
on all four sides? (Hint: the area of a
square with sides of length s
is s
x s.) |
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| 16. |
Our
high school's football team is going to the
state championship tournament. 788 people
signed up to take school buses to the tournament.
If each bus can carry 42 people comfortably, how
many buses are needed to take everyone to the tournament? |
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17.
| Without
dividing, how can you tell the number of
zeros in the quotient of 6,300 ÷
70? (4–1) |
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| 18.
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Explain
why using 800 ÷ 20 gives an overestimate to the
quotient of 782 ÷ 21? (4–2)
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| 19.
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Explain
how you would find the length of a rectangle that has
an area of 6,000 square ft if you know that its width is 30 ft.
(Hint: the area of a rectangle = length
x width.) (4–3) |
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