Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 + 76 by rounding each number to the nearest 10: ______
- Estimate 63 + 80 by rounding each number to the nearest 10: ______
- Estimate 28 + 76 by rounding each number to the nearest 10: ______
- Estimate 76 + 25 by rounding each number to the nearest 10: ______
- Estimate 22 + 29 by rounding each number to the nearest 10: ______
- Estimate 85 − 53 by rounding each number to the nearest 10: ______
- Estimate 83 + 34 by rounding each number to the nearest 10: ______
- Estimate 72 + 51 by rounding each number to the nearest 10: ______
- Estimate 78 + 41 by rounding each number to the nearest 10: ______
- Estimate 40 + 71 by rounding each number to the nearest 10: ______
- Estimate 46 + 22 by rounding each number to the nearest 10: ______
- Estimate 61 + 31 by rounding each number to the nearest 10: ______
- Estimate 46 + 86 by rounding each number to the nearest 10: ______
- Estimate 63 − 79 by rounding each number to the nearest 10: ______
- Estimate 68 + 66 by rounding each number to the nearest 10: ______
- Estimate 71 + 71 by rounding each number to the nearest 10: ______
- Estimate 58 + 77 by rounding each number to the nearest 10: ______
- Estimate 63 + 31 by rounding each number to the nearest 10: ______
- Estimate 68 − 68 by rounding each number to the nearest 10: ______
- Estimate 44 − 54 by rounding each number to the nearest 10: ______