Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 − 53 by rounding each number to the nearest 10: ______
- Estimate 54 − 22 by rounding each number to the nearest 10: ______
- Estimate 85 + 60 by rounding each number to the nearest 10: ______
- Estimate 60 − 35 by rounding each number to the nearest 10: ______
- Estimate 38 − 84 by rounding each number to the nearest 10: ______
- Estimate 62 + 55 by rounding each number to the nearest 10: ______
- Estimate 83 − 75 by rounding each number to the nearest 10: ______
- Estimate 57 + 42 by rounding each number to the nearest 10: ______
- Estimate 23 + 38 by rounding each number to the nearest 10: ______
- Estimate 35 − 59 by rounding each number to the nearest 10: ______
- Estimate 51 − 46 by rounding each number to the nearest 10: ______
- Estimate 82 + 74 by rounding each number to the nearest 10: ______
- Estimate 55 − 84 by rounding each number to the nearest 10: ______
- Estimate 44 − 80 by rounding each number to the nearest 10: ______
- Estimate 49 − 49 by rounding each number to the nearest 10: ______
- Estimate 26 + 58 by rounding each number to the nearest 10: ______
- Estimate 61 − 71 by rounding each number to the nearest 10: ______
- Estimate 51 − 23 by rounding each number to the nearest 10: ______
- Estimate 87 − 46 by rounding each number to the nearest 10: ______
- Estimate 52 + 30 by rounding each number to the nearest 10: ______