Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 − 46 by rounding each number to the nearest 10: ______
- Estimate 72 − 81 by rounding each number to the nearest 10: ______
- Estimate 36 + 89 by rounding each number to the nearest 10: ______
- Estimate 22 + 75 by rounding each number to the nearest 10: ______
- Estimate 76 + 84 by rounding each number to the nearest 10: ______
- Estimate 50 + 76 by rounding each number to the nearest 10: ______
- Estimate 54 − 89 by rounding each number to the nearest 10: ______
- Estimate 89 + 51 by rounding each number to the nearest 10: ______
- Estimate 62 − 29 by rounding each number to the nearest 10: ______
- Estimate 25 − 34 by rounding each number to the nearest 10: ______
- Estimate 28 + 53 by rounding each number to the nearest 10: ______
- Estimate 88 + 37 by rounding each number to the nearest 10: ______
- Estimate 82 + 26 by rounding each number to the nearest 10: ______
- Estimate 79 − 34 by rounding each number to the nearest 10: ______
- Estimate 70 − 35 by rounding each number to the nearest 10: ______
- Estimate 35 − 60 by rounding each number to the nearest 10: ______
- Estimate 70 + 85 by rounding each number to the nearest 10: ______
- Estimate 58 + 63 by rounding each number to the nearest 10: ______
- Estimate 40 − 77 by rounding each number to the nearest 10: ______
- Estimate 70 + 88 by rounding each number to the nearest 10: ______