Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 + 80 by rounding each number to the nearest 10: ______
- Estimate 51 + 85 by rounding each number to the nearest 10: ______
- Estimate 30 − 64 by rounding each number to the nearest 10: ______
- Estimate 82 − 79 by rounding each number to the nearest 10: ______
- Estimate 22 − 29 by rounding each number to the nearest 10: ______
- Estimate 85 − 55 by rounding each number to the nearest 10: ______
- Estimate 35 + 82 by rounding each number to the nearest 10: ______
- Estimate 44 + 54 by rounding each number to the nearest 10: ______
- Estimate 31 − 39 by rounding each number to the nearest 10: ______
- Estimate 73 − 60 by rounding each number to the nearest 10: ______
- Estimate 34 + 51 by rounding each number to the nearest 10: ______
- Estimate 41 − 88 by rounding each number to the nearest 10: ______
- Estimate 85 + 28 by rounding each number to the nearest 10: ______
- Estimate 62 − 74 by rounding each number to the nearest 10: ______
- Estimate 29 − 81 by rounding each number to the nearest 10: ______
- Estimate 76 − 68 by rounding each number to the nearest 10: ______
- Estimate 81 − 82 by rounding each number to the nearest 10: ______
- Estimate 38 + 63 by rounding each number to the nearest 10: ______
- Estimate 83 + 35 by rounding each number to the nearest 10: ______
- Estimate 88 + 40 by rounding each number to the nearest 10: ______