Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 + 88 by rounding each number to the nearest 10: ______
- Estimate 75 + 84 by rounding each number to the nearest 10: ______
- Estimate 72 + 37 by rounding each number to the nearest 10: ______
- Estimate 75 + 23 by rounding each number to the nearest 10: ______
- Estimate 83 + 55 by rounding each number to the nearest 10: ______
- Estimate 26 − 72 by rounding each number to the nearest 10: ______
- Estimate 68 + 38 by rounding each number to the nearest 10: ______
- Estimate 78 + 89 by rounding each number to the nearest 10: ______
- Estimate 31 + 69 by rounding each number to the nearest 10: ______
- Estimate 41 − 27 by rounding each number to the nearest 10: ______
- Estimate 68 + 59 by rounding each number to the nearest 10: ______
- Estimate 27 + 57 by rounding each number to the nearest 10: ______
- Estimate 62 − 63 by rounding each number to the nearest 10: ______
- Estimate 84 + 50 by rounding each number to the nearest 10: ______
- Estimate 43 − 21 by rounding each number to the nearest 10: ______
- Estimate 66 + 39 by rounding each number to the nearest 10: ______
- Estimate 61 − 46 by rounding each number to the nearest 10: ______
- Estimate 86 − 50 by rounding each number to the nearest 10: ______
- Estimate 22 + 66 by rounding each number to the nearest 10: ______
- Estimate 28 − 49 by rounding each number to the nearest 10: ______