Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 22 + 86 by rounding each number to the nearest 10: ______
- Estimate 38 − 29 by rounding each number to the nearest 10: ______
- Estimate 51 + 57 by rounding each number to the nearest 10: ______
- Estimate 31 − 82 by rounding each number to the nearest 10: ______
- Estimate 35 − 26 by rounding each number to the nearest 10: ______
- Estimate 84 + 79 by rounding each number to the nearest 10: ______
- Estimate 23 − 89 by rounding each number to the nearest 10: ______
- Estimate 41 − 82 by rounding each number to the nearest 10: ______
- Estimate 34 + 27 by rounding each number to the nearest 10: ______
- Estimate 61 − 36 by rounding each number to the nearest 10: ______
- Estimate 70 − 65 by rounding each number to the nearest 10: ______
- Estimate 78 − 41 by rounding each number to the nearest 10: ______
- Estimate 25 + 74 by rounding each number to the nearest 10: ______
- Estimate 68 − 38 by rounding each number to the nearest 10: ______
- Estimate 46 − 38 by rounding each number to the nearest 10: ______
- Estimate 85 − 39 by rounding each number to the nearest 10: ______
- Estimate 47 + 36 by rounding each number to the nearest 10: ______
- Estimate 35 − 28 by rounding each number to the nearest 10: ______
- Estimate 72 + 34 by rounding each number to the nearest 10: ______
- Estimate 47 + 48 by rounding each number to the nearest 10: ______