Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 + 74 by rounding each number to the nearest 10: ______
- Estimate 84 + 25 by rounding each number to the nearest 10: ______
- Estimate 47 − 21 by rounding each number to the nearest 10: ______
- Estimate 75 − 64 by rounding each number to the nearest 10: ______
- Estimate 26 + 50 by rounding each number to the nearest 10: ______
- Estimate 63 − 45 by rounding each number to the nearest 10: ______
- Estimate 65 − 88 by rounding each number to the nearest 10: ______
- Estimate 38 − 31 by rounding each number to the nearest 10: ______
- Estimate 70 + 34 by rounding each number to the nearest 10: ______
- Estimate 50 + 59 by rounding each number to the nearest 10: ______
- Estimate 43 − 83 by rounding each number to the nearest 10: ______
- Estimate 23 + 51 by rounding each number to the nearest 10: ______
- Estimate 69 + 82 by rounding each number to the nearest 10: ______
- Estimate 26 + 81 by rounding each number to the nearest 10: ______
- Estimate 64 + 49 by rounding each number to the nearest 10: ______
- Estimate 42 − 70 by rounding each number to the nearest 10: ______
- Estimate 44 − 25 by rounding each number to the nearest 10: ______
- Estimate 81 − 53 by rounding each number to the nearest 10: ______
- Estimate 38 − 84 by rounding each number to the nearest 10: ______
- Estimate 46 + 45 by rounding each number to the nearest 10: ______