Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 + 25 by rounding each number to the nearest 10: ______
- Estimate 37 − 46 by rounding each number to the nearest 10: ______
- Estimate 28 + 83 by rounding each number to the nearest 10: ______
- Estimate 66 − 79 by rounding each number to the nearest 10: ______
- Estimate 33 + 81 by rounding each number to the nearest 10: ______
- Estimate 64 − 87 by rounding each number to the nearest 10: ______
- Estimate 30 − 76 by rounding each number to the nearest 10: ______
- Estimate 72 − 62 by rounding each number to the nearest 10: ______
- Estimate 52 + 51 by rounding each number to the nearest 10: ______
- Estimate 22 − 65 by rounding each number to the nearest 10: ______
- Estimate 63 − 85 by rounding each number to the nearest 10: ______
- Estimate 61 − 66 by rounding each number to the nearest 10: ______
- Estimate 28 − 25 by rounding each number to the nearest 10: ______
- Estimate 33 + 43 by rounding each number to the nearest 10: ______
- Estimate 89 − 71 by rounding each number to the nearest 10: ______
- Estimate 61 + 23 by rounding each number to the nearest 10: ______
- Estimate 37 − 36 by rounding each number to the nearest 10: ______
- Estimate 83 − 53 by rounding each number to the nearest 10: ______
- Estimate 51 + 86 by rounding each number to the nearest 10: ______
- Estimate 86 + 24 by rounding each number to the nearest 10: ______