Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 45 − 87 by rounding each number to the nearest 10: ______
- Estimate 74 + 31 by rounding each number to the nearest 10: ______
- Estimate 72 − 52 by rounding each number to the nearest 10: ______
- Estimate 37 − 76 by rounding each number to the nearest 10: ______
- Estimate 82 + 48 by rounding each number to the nearest 10: ______
- Estimate 43 + 48 by rounding each number to the nearest 10: ______
- Estimate 76 − 33 by rounding each number to the nearest 10: ______
- Estimate 31 + 39 by rounding each number to the nearest 10: ______
- Estimate 25 + 33 by rounding each number to the nearest 10: ______
- Estimate 22 − 60 by rounding each number to the nearest 10: ______
- Estimate 82 − 45 by rounding each number to the nearest 10: ______
- Estimate 51 − 76 by rounding each number to the nearest 10: ______
- Estimate 35 − 78 by rounding each number to the nearest 10: ______
- Estimate 49 − 79 by rounding each number to the nearest 10: ______
- Estimate 33 + 79 by rounding each number to the nearest 10: ______
- Estimate 28 − 57 by rounding each number to the nearest 10: ______
- Estimate 72 + 31 by rounding each number to the nearest 10: ______
- Estimate 84 − 79 by rounding each number to the nearest 10: ______
- Estimate 43 − 49 by rounding each number to the nearest 10: ______
- Estimate 80 − 49 by rounding each number to the nearest 10: ______