Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 48 − 60 by rounding each number to the nearest 10: ______
- Estimate 28 + 59 by rounding each number to the nearest 10: ______
- Estimate 42 − 38 by rounding each number to the nearest 10: ______
- Estimate 30 − 55 by rounding each number to the nearest 10: ______
- Estimate 85 + 37 by rounding each number to the nearest 10: ______
- Estimate 69 − 71 by rounding each number to the nearest 10: ______
- Estimate 29 + 64 by rounding each number to the nearest 10: ______
- Estimate 61 − 24 by rounding each number to the nearest 10: ______
- Estimate 79 + 71 by rounding each number to the nearest 10: ______
- Estimate 40 + 85 by rounding each number to the nearest 10: ______
- Estimate 22 − 45 by rounding each number to the nearest 10: ______
- Estimate 43 − 50 by rounding each number to the nearest 10: ______
- Estimate 25 + 89 by rounding each number to the nearest 10: ______
- Estimate 25 − 63 by rounding each number to the nearest 10: ______
- Estimate 86 + 40 by rounding each number to the nearest 10: ______
- Estimate 56 − 56 by rounding each number to the nearest 10: ______
- Estimate 41 + 61 by rounding each number to the nearest 10: ______
- Estimate 84 + 40 by rounding each number to the nearest 10: ______
- Estimate 31 + 71 by rounding each number to the nearest 10: ______
- Estimate 82 + 63 by rounding each number to the nearest 10: ______