Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 − 44 by rounding each number to the nearest 10: ______
- Estimate 35 + 79 by rounding each number to the nearest 10: ______
- Estimate 63 − 53 by rounding each number to the nearest 10: ______
- Estimate 78 − 81 by rounding each number to the nearest 10: ______
- Estimate 38 + 36 by rounding each number to the nearest 10: ______
- Estimate 85 + 54 by rounding each number to the nearest 10: ______
- Estimate 80 + 54 by rounding each number to the nearest 10: ______
- Estimate 47 − 60 by rounding each number to the nearest 10: ______
- Estimate 68 − 89 by rounding each number to the nearest 10: ______
- Estimate 31 + 76 by rounding each number to the nearest 10: ______
- Estimate 72 + 55 by rounding each number to the nearest 10: ______
- Estimate 69 − 33 by rounding each number to the nearest 10: ______
- Estimate 38 − 21 by rounding each number to the nearest 10: ______
- Estimate 57 + 44 by rounding each number to the nearest 10: ______
- Estimate 83 − 69 by rounding each number to the nearest 10: ______
- Estimate 35 − 50 by rounding each number to the nearest 10: ______
- Estimate 72 − 59 by rounding each number to the nearest 10: ______
- Estimate 43 + 80 by rounding each number to the nearest 10: ______
- Estimate 57 − 46 by rounding each number to the nearest 10: ______
- Estimate 72 − 75 by rounding each number to the nearest 10: ______