Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 − 64 by rounding each number to the nearest 10: ______
- Estimate 48 + 70 by rounding each number to the nearest 10: ______
- Estimate 43 − 79 by rounding each number to the nearest 10: ______
- Estimate 87 + 71 by rounding each number to the nearest 10: ______
- Estimate 40 + 65 by rounding each number to the nearest 10: ______
- Estimate 63 − 87 by rounding each number to the nearest 10: ______
- Estimate 78 − 79 by rounding each number to the nearest 10: ______
- Estimate 88 + 37 by rounding each number to the nearest 10: ______
- Estimate 75 + 26 by rounding each number to the nearest 10: ______
- Estimate 29 − 87 by rounding each number to the nearest 10: ______
- Estimate 84 + 75 by rounding each number to the nearest 10: ______
- Estimate 66 − 81 by rounding each number to the nearest 10: ______
- Estimate 23 − 89 by rounding each number to the nearest 10: ______
- Estimate 28 + 62 by rounding each number to the nearest 10: ______
- Estimate 32 + 86 by rounding each number to the nearest 10: ______
- Estimate 34 − 70 by rounding each number to the nearest 10: ______
- Estimate 60 + 57 by rounding each number to the nearest 10: ______
- Estimate 37 + 66 by rounding each number to the nearest 10: ______
- Estimate 22 − 34 by rounding each number to the nearest 10: ______
- Estimate 23 + 56 by rounding each number to the nearest 10: ______