Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 + 34 by rounding each number to the nearest 10: ______
- Estimate 70 − 77 by rounding each number to the nearest 10: ______
- Estimate 50 − 68 by rounding each number to the nearest 10: ______
- Estimate 61 − 29 by rounding each number to the nearest 10: ______
- Estimate 68 + 46 by rounding each number to the nearest 10: ______
- Estimate 22 − 40 by rounding each number to the nearest 10: ______
- Estimate 75 − 75 by rounding each number to the nearest 10: ______
- Estimate 82 + 68 by rounding each number to the nearest 10: ______
- Estimate 77 + 42 by rounding each number to the nearest 10: ______
- Estimate 35 + 86 by rounding each number to the nearest 10: ______
- Estimate 63 − 46 by rounding each number to the nearest 10: ______
- Estimate 81 − 49 by rounding each number to the nearest 10: ______
- Estimate 77 + 89 by rounding each number to the nearest 10: ______
- Estimate 21 − 58 by rounding each number to the nearest 10: ______
- Estimate 89 + 66 by rounding each number to the nearest 10: ______
- Estimate 24 − 25 by rounding each number to the nearest 10: ______
- Estimate 79 + 88 by rounding each number to the nearest 10: ______
- Estimate 49 − 75 by rounding each number to the nearest 10: ______
- Estimate 84 + 29 by rounding each number to the nearest 10: ______
- Estimate 35 + 27 by rounding each number to the nearest 10: ______