Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 + 54 by rounding each number to the nearest 10: ______
- Estimate 43 − 72 by rounding each number to the nearest 10: ______
- Estimate 47 − 81 by rounding each number to the nearest 10: ______
- Estimate 71 + 72 by rounding each number to the nearest 10: ______
- Estimate 61 − 67 by rounding each number to the nearest 10: ______
- Estimate 31 + 88 by rounding each number to the nearest 10: ______
- Estimate 60 − 60 by rounding each number to the nearest 10: ______
- Estimate 52 − 30 by rounding each number to the nearest 10: ______
- Estimate 89 − 65 by rounding each number to the nearest 10: ______
- Estimate 62 + 87 by rounding each number to the nearest 10: ______
- Estimate 40 + 88 by rounding each number to the nearest 10: ______
- Estimate 27 + 24 by rounding each number to the nearest 10: ______
- Estimate 54 − 59 by rounding each number to the nearest 10: ______
- Estimate 27 + 25 by rounding each number to the nearest 10: ______
- Estimate 81 − 49 by rounding each number to the nearest 10: ______
- Estimate 47 − 38 by rounding each number to the nearest 10: ______
- Estimate 44 − 74 by rounding each number to the nearest 10: ______
- Estimate 55 − 48 by rounding each number to the nearest 10: ______
- Estimate 89 − 68 by rounding each number to the nearest 10: ______
- Estimate 61 − 79 by rounding each number to the nearest 10: ______