Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 − 88 by rounding each number to the nearest 10: ______
- Estimate 32 + 83 by rounding each number to the nearest 10: ______
- Estimate 28 + 57 by rounding each number to the nearest 10: ______
- Estimate 31 − 52 by rounding each number to the nearest 10: ______
- Estimate 44 + 80 by rounding each number to the nearest 10: ______
- Estimate 78 + 65 by rounding each number to the nearest 10: ______
- Estimate 62 − 71 by rounding each number to the nearest 10: ______
- Estimate 85 + 39 by rounding each number to the nearest 10: ______
- Estimate 37 + 72 by rounding each number to the nearest 10: ______
- Estimate 22 − 62 by rounding each number to the nearest 10: ______
- Estimate 65 + 55 by rounding each number to the nearest 10: ______
- Estimate 37 + 34 by rounding each number to the nearest 10: ______
- Estimate 22 − 43 by rounding each number to the nearest 10: ______
- Estimate 87 − 65 by rounding each number to the nearest 10: ______
- Estimate 25 + 51 by rounding each number to the nearest 10: ______
- Estimate 61 − 72 by rounding each number to the nearest 10: ______
- Estimate 85 + 35 by rounding each number to the nearest 10: ______
- Estimate 69 − 87 by rounding each number to the nearest 10: ______
- Estimate 84 + 74 by rounding each number to the nearest 10: ______
- Estimate 46 + 86 by rounding each number to the nearest 10: ______