Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 − 86 by rounding each number to the nearest 10: ______
- Estimate 57 + 35 by rounding each number to the nearest 10: ______
- Estimate 38 − 87 by rounding each number to the nearest 10: ______
- Estimate 39 − 77 by rounding each number to the nearest 10: ______
- Estimate 58 − 58 by rounding each number to the nearest 10: ______
- Estimate 75 − 71 by rounding each number to the nearest 10: ______
- Estimate 50 − 80 by rounding each number to the nearest 10: ______
- Estimate 55 − 66 by rounding each number to the nearest 10: ______
- Estimate 37 + 38 by rounding each number to the nearest 10: ______
- Estimate 89 + 26 by rounding each number to the nearest 10: ______
- Estimate 51 + 56 by rounding each number to the nearest 10: ______
- Estimate 57 − 87 by rounding each number to the nearest 10: ______
- Estimate 43 − 30 by rounding each number to the nearest 10: ______
- Estimate 69 − 46 by rounding each number to the nearest 10: ______
- Estimate 36 − 58 by rounding each number to the nearest 10: ______
- Estimate 36 − 68 by rounding each number to the nearest 10: ______
- Estimate 80 − 77 by rounding each number to the nearest 10: ______
- Estimate 68 + 48 by rounding each number to the nearest 10: ______
- Estimate 33 + 22 by rounding each number to the nearest 10: ______
- Estimate 71 + 88 by rounding each number to the nearest 10: ______