Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 37 + 53 by rounding each number to the nearest 10: ______
- Estimate 40 + 32 by rounding each number to the nearest 10: ______
- Estimate 49 − 71 by rounding each number to the nearest 10: ______
- Estimate 61 − 61 by rounding each number to the nearest 10: ______
- Estimate 57 + 59 by rounding each number to the nearest 10: ______
- Estimate 43 + 63 by rounding each number to the nearest 10: ______
- Estimate 37 + 52 by rounding each number to the nearest 10: ______
- Estimate 81 + 78 by rounding each number to the nearest 10: ______
- Estimate 64 + 83 by rounding each number to the nearest 10: ______
- Estimate 59 − 76 by rounding each number to the nearest 10: ______
- Estimate 48 − 89 by rounding each number to the nearest 10: ______
- Estimate 85 − 50 by rounding each number to the nearest 10: ______
- Estimate 76 − 48 by rounding each number to the nearest 10: ______
- Estimate 68 − 75 by rounding each number to the nearest 10: ______
- Estimate 80 + 37 by rounding each number to the nearest 10: ______
- Estimate 66 + 24 by rounding each number to the nearest 10: ______
- Estimate 29 − 70 by rounding each number to the nearest 10: ______
- Estimate 82 + 22 by rounding each number to the nearest 10: ______
- Estimate 71 + 83 by rounding each number to the nearest 10: ______
- Estimate 86 + 55 by rounding each number to the nearest 10: ______