Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 − 39 by rounding each number to the nearest 10: ______
- Estimate 42 − 82 by rounding each number to the nearest 10: ______
- Estimate 69 + 24 by rounding each number to the nearest 10: ______
- Estimate 70 + 85 by rounding each number to the nearest 10: ______
- Estimate 72 + 64 by rounding each number to the nearest 10: ______
- Estimate 65 − 82 by rounding each number to the nearest 10: ______
- Estimate 42 − 87 by rounding each number to the nearest 10: ______
- Estimate 44 − 43 by rounding each number to the nearest 10: ______
- Estimate 29 + 60 by rounding each number to the nearest 10: ______
- Estimate 30 − 73 by rounding each number to the nearest 10: ______
- Estimate 66 + 48 by rounding each number to the nearest 10: ______
- Estimate 29 − 74 by rounding each number to the nearest 10: ______
- Estimate 27 − 22 by rounding each number to the nearest 10: ______
- Estimate 63 − 29 by rounding each number to the nearest 10: ______
- Estimate 32 − 81 by rounding each number to the nearest 10: ______
- Estimate 89 − 83 by rounding each number to the nearest 10: ______
- Estimate 50 − 27 by rounding each number to the nearest 10: ______
- Estimate 51 + 50 by rounding each number to the nearest 10: ______
- Estimate 73 − 87 by rounding each number to the nearest 10: ______
- Estimate 51 − 22 by rounding each number to the nearest 10: ______