Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 69 + 37 by rounding each number to the nearest 10: ______
- Estimate 81 + 87 by rounding each number to the nearest 10: ______
- Estimate 38 + 63 by rounding each number to the nearest 10: ______
- Estimate 70 + 58 by rounding each number to the nearest 10: ______
- Estimate 64 − 84 by rounding each number to the nearest 10: ______
- Estimate 48 + 55 by rounding each number to the nearest 10: ______
- Estimate 86 + 23 by rounding each number to the nearest 10: ______
- Estimate 81 − 62 by rounding each number to the nearest 10: ______
- Estimate 48 + 23 by rounding each number to the nearest 10: ______
- Estimate 57 + 81 by rounding each number to the nearest 10: ______
- Estimate 87 + 69 by rounding each number to the nearest 10: ______
- Estimate 54 + 23 by rounding each number to the nearest 10: ______
- Estimate 74 + 23 by rounding each number to the nearest 10: ______
- Estimate 68 + 78 by rounding each number to the nearest 10: ______
- Estimate 56 + 29 by rounding each number to the nearest 10: ______
- Estimate 43 − 61 by rounding each number to the nearest 10: ______
- Estimate 89 − 76 by rounding each number to the nearest 10: ______
- Estimate 64 + 40 by rounding each number to the nearest 10: ______
- Estimate 52 − 29 by rounding each number to the nearest 10: ______
- Estimate 66 + 31 by rounding each number to the nearest 10: ______