Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 + 31 by rounding each number to the nearest 10: ______
- Estimate 85 + 44 by rounding each number to the nearest 10: ______
- Estimate 86 + 89 by rounding each number to the nearest 10: ______
- Estimate 24 + 82 by rounding each number to the nearest 10: ______
- Estimate 45 − 71 by rounding each number to the nearest 10: ______
- Estimate 41 − 80 by rounding each number to the nearest 10: ______
- Estimate 80 + 69 by rounding each number to the nearest 10: ______
- Estimate 26 + 56 by rounding each number to the nearest 10: ______
- Estimate 63 + 69 by rounding each number to the nearest 10: ______
- Estimate 48 − 26 by rounding each number to the nearest 10: ______
- Estimate 28 + 62 by rounding each number to the nearest 10: ______
- Estimate 64 − 72 by rounding each number to the nearest 10: ______
- Estimate 85 + 63 by rounding each number to the nearest 10: ______
- Estimate 59 − 23 by rounding each number to the nearest 10: ______
- Estimate 89 − 47 by rounding each number to the nearest 10: ______
- Estimate 87 − 26 by rounding each number to the nearest 10: ______
- Estimate 25 − 88 by rounding each number to the nearest 10: ______
- Estimate 42 − 58 by rounding each number to the nearest 10: ______
- Estimate 84 − 72 by rounding each number to the nearest 10: ______
- Estimate 60 − 65 by rounding each number to the nearest 10: ______