Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 − 78 by rounding each number to the nearest 10: ______
- Estimate 82 − 46 by rounding each number to the nearest 10: ______
- Estimate 50 − 81 by rounding each number to the nearest 10: ______
- Estimate 71 − 71 by rounding each number to the nearest 10: ______
- Estimate 24 − 33 by rounding each number to the nearest 10: ______
- Estimate 21 + 78 by rounding each number to the nearest 10: ______
- Estimate 53 + 47 by rounding each number to the nearest 10: ______
- Estimate 61 + 33 by rounding each number to the nearest 10: ______
- Estimate 63 − 53 by rounding each number to the nearest 10: ______
- Estimate 74 − 32 by rounding each number to the nearest 10: ______
- Estimate 53 − 72 by rounding each number to the nearest 10: ______
- Estimate 61 − 54 by rounding each number to the nearest 10: ______
- Estimate 84 + 36 by rounding each number to the nearest 10: ______
- Estimate 32 − 42 by rounding each number to the nearest 10: ______
- Estimate 29 + 43 by rounding each number to the nearest 10: ______
- Estimate 36 + 74 by rounding each number to the nearest 10: ______
- Estimate 41 − 59 by rounding each number to the nearest 10: ______
- Estimate 27 + 42 by rounding each number to the nearest 10: ______
- Estimate 41 + 48 by rounding each number to the nearest 10: ______
- Estimate 26 − 69 by rounding each number to the nearest 10: ______