Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 + 63 by rounding each number to the nearest 10: ______
- Estimate 53 − 32 by rounding each number to the nearest 10: ______
- Estimate 45 + 24 by rounding each number to the nearest 10: ______
- Estimate 65 + 71 by rounding each number to the nearest 10: ______
- Estimate 86 − 67 by rounding each number to the nearest 10: ______
- Estimate 76 + 83 by rounding each number to the nearest 10: ______
- Estimate 65 − 72 by rounding each number to the nearest 10: ______
- Estimate 52 − 70 by rounding each number to the nearest 10: ______
- Estimate 66 − 76 by rounding each number to the nearest 10: ______
- Estimate 26 − 64 by rounding each number to the nearest 10: ______
- Estimate 78 − 39 by rounding each number to the nearest 10: ______
- Estimate 62 − 38 by rounding each number to the nearest 10: ______
- Estimate 69 − 28 by rounding each number to the nearest 10: ______
- Estimate 87 + 26 by rounding each number to the nearest 10: ______
- Estimate 41 + 83 by rounding each number to the nearest 10: ______
- Estimate 28 − 82 by rounding each number to the nearest 10: ______
- Estimate 73 − 81 by rounding each number to the nearest 10: ______
- Estimate 69 + 25 by rounding each number to the nearest 10: ______
- Estimate 47 − 63 by rounding each number to the nearest 10: ______
- Estimate 78 + 88 by rounding each number to the nearest 10: ______