Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 − 52 by rounding each number to the nearest 10: ______
- Estimate 34 − 24 by rounding each number to the nearest 10: ______
- Estimate 67 − 70 by rounding each number to the nearest 10: ______
- Estimate 51 − 27 by rounding each number to the nearest 10: ______
- Estimate 60 − 27 by rounding each number to the nearest 10: ______
- Estimate 54 + 71 by rounding each number to the nearest 10: ______
- Estimate 64 + 78 by rounding each number to the nearest 10: ______
- Estimate 79 + 53 by rounding each number to the nearest 10: ______
- Estimate 59 − 61 by rounding each number to the nearest 10: ______
- Estimate 70 + 78 by rounding each number to the nearest 10: ______
- Estimate 22 − 51 by rounding each number to the nearest 10: ______
- Estimate 78 − 41 by rounding each number to the nearest 10: ______
- Estimate 85 + 62 by rounding each number to the nearest 10: ______
- Estimate 48 + 70 by rounding each number to the nearest 10: ______
- Estimate 21 + 22 by rounding each number to the nearest 10: ______
- Estimate 26 − 65 by rounding each number to the nearest 10: ______
- Estimate 75 − 46 by rounding each number to the nearest 10: ______
- Estimate 60 + 58 by rounding each number to the nearest 10: ______
- Estimate 35 − 25 by rounding each number to the nearest 10: ______
- Estimate 89 − 81 by rounding each number to the nearest 10: ______