Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 54 + 36 by rounding each number to the nearest 10: ______
- Estimate 49 − 86 by rounding each number to the nearest 10: ______
- Estimate 40 − 79 by rounding each number to the nearest 10: ______
- Estimate 35 − 38 by rounding each number to the nearest 10: ______
- Estimate 37 − 26 by rounding each number to the nearest 10: ______
- Estimate 35 − 31 by rounding each number to the nearest 10: ______
- Estimate 22 + 60 by rounding each number to the nearest 10: ______
- Estimate 42 + 86 by rounding each number to the nearest 10: ______
- Estimate 60 + 46 by rounding each number to the nearest 10: ______
- Estimate 71 − 21 by rounding each number to the nearest 10: ______
- Estimate 61 + 67 by rounding each number to the nearest 10: ______
- Estimate 66 + 64 by rounding each number to the nearest 10: ______
- Estimate 82 + 64 by rounding each number to the nearest 10: ______
- Estimate 82 + 70 by rounding each number to the nearest 10: ______
- Estimate 53 + 85 by rounding each number to the nearest 10: ______
- Estimate 63 − 71 by rounding each number to the nearest 10: ______
- Estimate 79 − 41 by rounding each number to the nearest 10: ______
- Estimate 88 − 53 by rounding each number to the nearest 10: ______
- Estimate 40 + 60 by rounding each number to the nearest 10: ______
- Estimate 57 − 44 by rounding each number to the nearest 10: ______