Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 + 55 by rounding each number to the nearest 10: ______
- Estimate 82 − 59 by rounding each number to the nearest 10: ______
- Estimate 48 − 55 by rounding each number to the nearest 10: ______
- Estimate 49 + 87 by rounding each number to the nearest 10: ______
- Estimate 52 + 28 by rounding each number to the nearest 10: ______
- Estimate 62 − 42 by rounding each number to the nearest 10: ______
- Estimate 60 + 68 by rounding each number to the nearest 10: ______
- Estimate 58 − 62 by rounding each number to the nearest 10: ______
- Estimate 52 + 57 by rounding each number to the nearest 10: ______
- Estimate 68 − 84 by rounding each number to the nearest 10: ______
- Estimate 87 − 48 by rounding each number to the nearest 10: ______
- Estimate 71 + 21 by rounding each number to the nearest 10: ______
- Estimate 40 + 55 by rounding each number to the nearest 10: ______
- Estimate 59 − 46 by rounding each number to the nearest 10: ______
- Estimate 78 + 79 by rounding each number to the nearest 10: ______
- Estimate 88 − 48 by rounding each number to the nearest 10: ______
- Estimate 61 + 70 by rounding each number to the nearest 10: ______
- Estimate 44 + 46 by rounding each number to the nearest 10: ______
- Estimate 32 + 40 by rounding each number to the nearest 10: ______
- Estimate 50 + 31 by rounding each number to the nearest 10: ______