Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 − 56 by rounding each number to the nearest 10: ______
- Estimate 84 + 70 by rounding each number to the nearest 10: ______
- Estimate 70 − 41 by rounding each number to the nearest 10: ______
- Estimate 23 + 75 by rounding each number to the nearest 10: ______
- Estimate 40 + 25 by rounding each number to the nearest 10: ______
- Estimate 85 + 43 by rounding each number to the nearest 10: ______
- Estimate 34 − 81 by rounding each number to the nearest 10: ______
- Estimate 23 − 68 by rounding each number to the nearest 10: ______
- Estimate 45 − 69 by rounding each number to the nearest 10: ______
- Estimate 35 − 65 by rounding each number to the nearest 10: ______
- Estimate 79 + 36 by rounding each number to the nearest 10: ______
- Estimate 65 − 52 by rounding each number to the nearest 10: ______
- Estimate 69 − 51 by rounding each number to the nearest 10: ______
- Estimate 61 − 80 by rounding each number to the nearest 10: ______
- Estimate 74 − 45 by rounding each number to the nearest 10: ______
- Estimate 48 − 78 by rounding each number to the nearest 10: ______
- Estimate 31 + 50 by rounding each number to the nearest 10: ______
- Estimate 57 + 87 by rounding each number to the nearest 10: ______
- Estimate 66 + 50 by rounding each number to the nearest 10: ______
- Estimate 43 − 62 by rounding each number to the nearest 10: ______