Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 − 53 by rounding each number to the nearest 10: ______
- Estimate 75 − 88 by rounding each number to the nearest 10: ______
- Estimate 51 − 81 by rounding each number to the nearest 10: ______
- Estimate 27 − 64 by rounding each number to the nearest 10: ______
- Estimate 64 − 59 by rounding each number to the nearest 10: ______
- Estimate 72 − 26 by rounding each number to the nearest 10: ______
- Estimate 74 − 85 by rounding each number to the nearest 10: ______
- Estimate 62 − 42 by rounding each number to the nearest 10: ______
- Estimate 83 − 33 by rounding each number to the nearest 10: ______
- Estimate 24 + 36 by rounding each number to the nearest 10: ______
- Estimate 64 + 71 by rounding each number to the nearest 10: ______
- Estimate 27 + 51 by rounding each number to the nearest 10: ______
- Estimate 54 + 85 by rounding each number to the nearest 10: ______
- Estimate 35 + 54 by rounding each number to the nearest 10: ______
- Estimate 64 − 81 by rounding each number to the nearest 10: ______
- Estimate 64 + 24 by rounding each number to the nearest 10: ______
- Estimate 72 + 22 by rounding each number to the nearest 10: ______
- Estimate 30 − 76 by rounding each number to the nearest 10: ______
- Estimate 22 + 87 by rounding each number to the nearest 10: ______
- Estimate 25 + 36 by rounding each number to the nearest 10: ______