Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 − 77 by rounding each number to the nearest 10: ______
- Estimate 66 − 71 by rounding each number to the nearest 10: ______
- Estimate 89 + 41 by rounding each number to the nearest 10: ______
- Estimate 32 + 63 by rounding each number to the nearest 10: ______
- Estimate 50 − 77 by rounding each number to the nearest 10: ______
- Estimate 26 + 79 by rounding each number to the nearest 10: ______
- Estimate 53 + 57 by rounding each number to the nearest 10: ______
- Estimate 51 + 74 by rounding each number to the nearest 10: ______
- Estimate 72 − 48 by rounding each number to the nearest 10: ______
- Estimate 46 + 57 by rounding each number to the nearest 10: ______
- Estimate 71 + 28 by rounding each number to the nearest 10: ______
- Estimate 65 + 42 by rounding each number to the nearest 10: ______
- Estimate 68 + 29 by rounding each number to the nearest 10: ______
- Estimate 75 − 71 by rounding each number to the nearest 10: ______
- Estimate 25 + 47 by rounding each number to the nearest 10: ______
- Estimate 63 − 26 by rounding each number to the nearest 10: ______
- Estimate 82 + 78 by rounding each number to the nearest 10: ______
- Estimate 22 + 52 by rounding each number to the nearest 10: ______
- Estimate 49 − 59 by rounding each number to the nearest 10: ______
- Estimate 49 + 61 by rounding each number to the nearest 10: ______