Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 51 − 62 by rounding each number to the nearest 10: ______
- Estimate 55 + 40 by rounding each number to the nearest 10: ______
- Estimate 71 − 57 by rounding each number to the nearest 10: ______
- Estimate 71 + 33 by rounding each number to the nearest 10: ______
- Estimate 83 + 63 by rounding each number to the nearest 10: ______
- Estimate 44 + 21 by rounding each number to the nearest 10: ______
- Estimate 72 + 71 by rounding each number to the nearest 10: ______
- Estimate 85 − 60 by rounding each number to the nearest 10: ______
- Estimate 66 − 76 by rounding each number to the nearest 10: ______
- Estimate 74 + 71 by rounding each number to the nearest 10: ______
- Estimate 35 − 73 by rounding each number to the nearest 10: ______
- Estimate 31 − 58 by rounding each number to the nearest 10: ______
- Estimate 64 + 54 by rounding each number to the nearest 10: ______
- Estimate 55 + 21 by rounding each number to the nearest 10: ______
- Estimate 81 − 23 by rounding each number to the nearest 10: ______
- Estimate 57 − 25 by rounding each number to the nearest 10: ______
- Estimate 33 − 62 by rounding each number to the nearest 10: ______
- Estimate 23 − 69 by rounding each number to the nearest 10: ______
- Estimate 79 + 78 by rounding each number to the nearest 10: ______
- Estimate 50 + 60 by rounding each number to the nearest 10: ______