Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 − 26 by rounding each number to the nearest 10: ______
- Estimate 41 + 68 by rounding each number to the nearest 10: ______
- Estimate 30 − 78 by rounding each number to the nearest 10: ______
- Estimate 76 + 39 by rounding each number to the nearest 10: ______
- Estimate 46 − 76 by rounding each number to the nearest 10: ______
- Estimate 57 − 88 by rounding each number to the nearest 10: ______
- Estimate 59 − 84 by rounding each number to the nearest 10: ______
- Estimate 77 + 52 by rounding each number to the nearest 10: ______
- Estimate 54 + 54 by rounding each number to the nearest 10: ______
- Estimate 28 − 29 by rounding each number to the nearest 10: ______
- Estimate 45 − 31 by rounding each number to the nearest 10: ______
- Estimate 59 + 46 by rounding each number to the nearest 10: ______
- Estimate 22 − 85 by rounding each number to the nearest 10: ______
- Estimate 60 − 48 by rounding each number to the nearest 10: ______
- Estimate 78 + 39 by rounding each number to the nearest 10: ______
- Estimate 38 − 64 by rounding each number to the nearest 10: ______
- Estimate 71 − 76 by rounding each number to the nearest 10: ______
- Estimate 81 + 26 by rounding each number to the nearest 10: ______
- Estimate 48 − 23 by rounding each number to the nearest 10: ______
- Estimate 59 + 48 by rounding each number to the nearest 10: ______