Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 64 − 81 by rounding each number to the nearest 10: ______
- Estimate 87 + 28 by rounding each number to the nearest 10: ______
- Estimate 61 − 78 by rounding each number to the nearest 10: ______
- Estimate 70 + 62 by rounding each number to the nearest 10: ______
- Estimate 30 − 55 by rounding each number to the nearest 10: ______
- Estimate 63 − 59 by rounding each number to the nearest 10: ______
- Estimate 35 − 80 by rounding each number to the nearest 10: ______
- Estimate 58 + 36 by rounding each number to the nearest 10: ______
- Estimate 71 − 71 by rounding each number to the nearest 10: ______
- Estimate 53 − 35 by rounding each number to the nearest 10: ______
- Estimate 66 − 31 by rounding each number to the nearest 10: ______
- Estimate 23 + 64 by rounding each number to the nearest 10: ______
- Estimate 73 − 32 by rounding each number to the nearest 10: ______
- Estimate 26 − 76 by rounding each number to the nearest 10: ______
- Estimate 62 − 30 by rounding each number to the nearest 10: ______
- Estimate 22 + 89 by rounding each number to the nearest 10: ______
- Estimate 88 − 72 by rounding each number to the nearest 10: ______
- Estimate 62 − 24 by rounding each number to the nearest 10: ______
- Estimate 83 − 41 by rounding each number to the nearest 10: ______
- Estimate 54 − 37 by rounding each number to the nearest 10: ______