Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 + 60 by rounding each number to the nearest 10: ______
- Estimate 84 − 31 by rounding each number to the nearest 10: ______
- Estimate 84 − 38 by rounding each number to the nearest 10: ______
- Estimate 28 − 25 by rounding each number to the nearest 10: ______
- Estimate 43 + 46 by rounding each number to the nearest 10: ______
- Estimate 82 − 79 by rounding each number to the nearest 10: ______
- Estimate 37 + 75 by rounding each number to the nearest 10: ______
- Estimate 26 + 42 by rounding each number to the nearest 10: ______
- Estimate 58 − 41 by rounding each number to the nearest 10: ______
- Estimate 81 − 40 by rounding each number to the nearest 10: ______
- Estimate 69 + 51 by rounding each number to the nearest 10: ______
- Estimate 78 + 27 by rounding each number to the nearest 10: ______
- Estimate 56 + 52 by rounding each number to the nearest 10: ______
- Estimate 36 + 55 by rounding each number to the nearest 10: ______
- Estimate 49 + 45 by rounding each number to the nearest 10: ______
- Estimate 38 − 76 by rounding each number to the nearest 10: ______
- Estimate 82 − 82 by rounding each number to the nearest 10: ______
- Estimate 52 − 84 by rounding each number to the nearest 10: ______
- Estimate 46 + 65 by rounding each number to the nearest 10: ______
- Estimate 82 − 60 by rounding each number to the nearest 10: ______