Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 − 38 by rounding each number to the nearest 10: ______
- Estimate 87 + 50 by rounding each number to the nearest 10: ______
- Estimate 68 − 40 by rounding each number to the nearest 10: ______
- Estimate 89 − 63 by rounding each number to the nearest 10: ______
- Estimate 60 + 78 by rounding each number to the nearest 10: ______
- Estimate 81 + 69 by rounding each number to the nearest 10: ______
- Estimate 23 − 65 by rounding each number to the nearest 10: ______
- Estimate 50 − 39 by rounding each number to the nearest 10: ______
- Estimate 59 − 50 by rounding each number to the nearest 10: ______
- Estimate 87 − 89 by rounding each number to the nearest 10: ______
- Estimate 27 − 66 by rounding each number to the nearest 10: ______
- Estimate 27 − 54 by rounding each number to the nearest 10: ______
- Estimate 89 + 84 by rounding each number to the nearest 10: ______
- Estimate 78 − 69 by rounding each number to the nearest 10: ______
- Estimate 85 + 58 by rounding each number to the nearest 10: ______
- Estimate 37 + 44 by rounding each number to the nearest 10: ______
- Estimate 79 − 48 by rounding each number to the nearest 10: ______
- Estimate 58 − 53 by rounding each number to the nearest 10: ______
- Estimate 37 + 53 by rounding each number to the nearest 10: ______
- Estimate 56 + 44 by rounding each number to the nearest 10: ______