Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 + 74 by rounding each number to the nearest 10: ______
- Estimate 61 + 74 by rounding each number to the nearest 10: ______
- Estimate 36 + 35 by rounding each number to the nearest 10: ______
- Estimate 27 + 37 by rounding each number to the nearest 10: ______
- Estimate 25 − 28 by rounding each number to the nearest 10: ______
- Estimate 85 − 22 by rounding each number to the nearest 10: ______
- Estimate 52 + 36 by rounding each number to the nearest 10: ______
- Estimate 72 + 37 by rounding each number to the nearest 10: ______
- Estimate 71 + 76 by rounding each number to the nearest 10: ______
- Estimate 51 + 48 by rounding each number to the nearest 10: ______
- Estimate 67 − 32 by rounding each number to the nearest 10: ______
- Estimate 24 + 62 by rounding each number to the nearest 10: ______
- Estimate 79 − 69 by rounding each number to the nearest 10: ______
- Estimate 81 + 25 by rounding each number to the nearest 10: ______
- Estimate 49 + 27 by rounding each number to the nearest 10: ______
- Estimate 70 − 79 by rounding each number to the nearest 10: ______
- Estimate 64 + 82 by rounding each number to the nearest 10: ______
- Estimate 78 + 71 by rounding each number to the nearest 10: ______
- Estimate 57 + 76 by rounding each number to the nearest 10: ______
- Estimate 54 − 23 by rounding each number to the nearest 10: ______