Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 51 − 83 by rounding each number to the nearest 10: ______
- Estimate 57 + 21 by rounding each number to the nearest 10: ______
- Estimate 46 − 73 by rounding each number to the nearest 10: ______
- Estimate 74 + 43 by rounding each number to the nearest 10: ______
- Estimate 72 − 83 by rounding each number to the nearest 10: ______
- Estimate 37 + 73 by rounding each number to the nearest 10: ______
- Estimate 66 + 60 by rounding each number to the nearest 10: ______
- Estimate 31 − 27 by rounding each number to the nearest 10: ______
- Estimate 80 − 37 by rounding each number to the nearest 10: ______
- Estimate 22 − 23 by rounding each number to the nearest 10: ______
- Estimate 64 − 74 by rounding each number to the nearest 10: ______
- Estimate 74 − 65 by rounding each number to the nearest 10: ______
- Estimate 56 + 39 by rounding each number to the nearest 10: ______
- Estimate 71 − 28 by rounding each number to the nearest 10: ______
- Estimate 56 − 82 by rounding each number to the nearest 10: ______
- Estimate 43 + 52 by rounding each number to the nearest 10: ______
- Estimate 49 − 86 by rounding each number to the nearest 10: ______
- Estimate 52 − 25 by rounding each number to the nearest 10: ______
- Estimate 87 + 70 by rounding each number to the nearest 10: ______
- Estimate 64 + 84 by rounding each number to the nearest 10: ______