Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 − 29 by rounding each number to the nearest 10: ______
- Estimate 78 + 88 by rounding each number to the nearest 10: ______
- Estimate 69 + 43 by rounding each number to the nearest 10: ______
- Estimate 76 + 64 by rounding each number to the nearest 10: ______
- Estimate 63 − 56 by rounding each number to the nearest 10: ______
- Estimate 48 − 31 by rounding each number to the nearest 10: ______
- Estimate 77 + 65 by rounding each number to the nearest 10: ______
- Estimate 57 + 86 by rounding each number to the nearest 10: ______
- Estimate 56 + 46 by rounding each number to the nearest 10: ______
- Estimate 89 + 83 by rounding each number to the nearest 10: ______
- Estimate 68 − 86 by rounding each number to the nearest 10: ______
- Estimate 31 − 57 by rounding each number to the nearest 10: ______
- Estimate 84 − 65 by rounding each number to the nearest 10: ______
- Estimate 51 − 67 by rounding each number to the nearest 10: ______
- Estimate 88 − 86 by rounding each number to the nearest 10: ______
- Estimate 75 + 83 by rounding each number to the nearest 10: ______
- Estimate 42 + 55 by rounding each number to the nearest 10: ______
- Estimate 78 + 83 by rounding each number to the nearest 10: ______
- Estimate 71 − 79 by rounding each number to the nearest 10: ______
- Estimate 38 − 46 by rounding each number to the nearest 10: ______