Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 86 + 79 by rounding each number to the nearest 10: ______
- Estimate 88 − 34 by rounding each number to the nearest 10: ______
- Estimate 79 − 25 by rounding each number to the nearest 10: ______
- Estimate 24 + 50 by rounding each number to the nearest 10: ______
- Estimate 32 + 26 by rounding each number to the nearest 10: ______
- Estimate 86 − 82 by rounding each number to the nearest 10: ______
- Estimate 58 + 54 by rounding each number to the nearest 10: ______
- Estimate 59 + 58 by rounding each number to the nearest 10: ______
- Estimate 24 − 73 by rounding each number to the nearest 10: ______
- Estimate 36 − 75 by rounding each number to the nearest 10: ______
- Estimate 88 − 88 by rounding each number to the nearest 10: ______
- Estimate 22 + 63 by rounding each number to the nearest 10: ______
- Estimate 86 + 30 by rounding each number to the nearest 10: ______
- Estimate 30 + 31 by rounding each number to the nearest 10: ______
- Estimate 79 + 39 by rounding each number to the nearest 10: ______
- Estimate 73 + 59 by rounding each number to the nearest 10: ______
- Estimate 49 + 66 by rounding each number to the nearest 10: ______
- Estimate 87 + 32 by rounding each number to the nearest 10: ______
- Estimate 89 − 71 by rounding each number to the nearest 10: ______
- Estimate 32 − 84 by rounding each number to the nearest 10: ______