| Name ________________________ |
Date ____________________
|
ESTIMATE
THE SUMS
1. What is the best estimate of 89 + 12 ?
| a. 90 |
b. 100 |
| c. 80 |
d. none of these |
2. What is the best estimate of 55 + 33 ?
| a. 90 |
b. 100 |
| c. 80 |
d. none of these |
3. What is the best estimate of 77 + 22?
| a. 90 |
b. 100 |
| c. 80 |
d. none of these |
4. What is the best estimate of 41 + 32?
| a. 80 |
b. 70 |
| c. 90 |
d. none of these |
5. What is the best estimate of 54 + 28 ?
| a. 90 |
b. 100 |
| c. 80 |
d. none of these |
6. What is the best estimate of 21 + 18 ?
| a. 50 |
b. 40 |
| c. 60 |
d. none of these |
7. What is the best estimate of 76 + 24 ?
| a. 100 |
b. 90 |
| c. 80 |
d. none of these |
8. What is the best estimate of 63 + 18 ?
| a. 90 |
b. 100 |
| c. 80 |
d. none of these |
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