Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 − 85 by rounding each number to the nearest 10: ______
- Estimate 44 + 57 by rounding each number to the nearest 10: ______
- Estimate 21 + 41 by rounding each number to the nearest 10: ______
- Estimate 75 − 63 by rounding each number to the nearest 10: ______
- Estimate 78 − 54 by rounding each number to the nearest 10: ______
- Estimate 47 + 58 by rounding each number to the nearest 10: ______
- Estimate 24 − 69 by rounding each number to the nearest 10: ______
- Estimate 41 + 76 by rounding each number to the nearest 10: ______
- Estimate 87 + 24 by rounding each number to the nearest 10: ______
- Estimate 58 + 80 by rounding each number to the nearest 10: ______
- Estimate 32 − 84 by rounding each number to the nearest 10: ______
- Estimate 55 + 83 by rounding each number to the nearest 10: ______
- Estimate 68 − 81 by rounding each number to the nearest 10: ______
- Estimate 46 − 36 by rounding each number to the nearest 10: ______
- Estimate 85 + 82 by rounding each number to the nearest 10: ______
- Estimate 52 + 25 by rounding each number to the nearest 10: ______
- Estimate 25 − 57 by rounding each number to the nearest 10: ______
- Estimate 58 + 34 by rounding each number to the nearest 10: ______
- Estimate 31 − 81 by rounding each number to the nearest 10: ______
- Estimate 88 − 22 by rounding each number to the nearest 10: ______