Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 + 59 by rounding each number to the nearest 10: ______
- Estimate 87 + 51 by rounding each number to the nearest 10: ______
- Estimate 74 + 53 by rounding each number to the nearest 10: ______
- Estimate 40 − 26 by rounding each number to the nearest 10: ______
- Estimate 60 + 75 by rounding each number to the nearest 10: ______
- Estimate 61 − 54 by rounding each number to the nearest 10: ______
- Estimate 21 − 55 by rounding each number to the nearest 10: ______
- Estimate 84 + 40 by rounding each number to the nearest 10: ______
- Estimate 82 − 70 by rounding each number to the nearest 10: ______
- Estimate 44 − 32 by rounding each number to the nearest 10: ______
- Estimate 37 + 22 by rounding each number to the nearest 10: ______
- Estimate 40 + 31 by rounding each number to the nearest 10: ______
- Estimate 26 − 76 by rounding each number to the nearest 10: ______
- Estimate 75 − 64 by rounding each number to the nearest 10: ______
- Estimate 59 + 68 by rounding each number to the nearest 10: ______
- Estimate 64 + 70 by rounding each number to the nearest 10: ______
- Estimate 38 + 79 by rounding each number to the nearest 10: ______
- Estimate 66 − 89 by rounding each number to the nearest 10: ______
- Estimate 89 − 67 by rounding each number to the nearest 10: ______
- Estimate 31 + 57 by rounding each number to the nearest 10: ______