Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 + 87 by rounding each number to the nearest 10: ______
- Estimate 74 − 49 by rounding each number to the nearest 10: ______
- Estimate 68 − 58 by rounding each number to the nearest 10: ______
- Estimate 72 − 86 by rounding each number to the nearest 10: ______
- Estimate 76 + 51 by rounding each number to the nearest 10: ______
- Estimate 31 + 46 by rounding each number to the nearest 10: ______
- Estimate 44 − 26 by rounding each number to the nearest 10: ______
- Estimate 55 + 60 by rounding each number to the nearest 10: ______
- Estimate 68 − 24 by rounding each number to the nearest 10: ______
- Estimate 59 − 67 by rounding each number to the nearest 10: ______
- Estimate 56 + 61 by rounding each number to the nearest 10: ______
- Estimate 86 + 75 by rounding each number to the nearest 10: ______
- Estimate 58 + 58 by rounding each number to the nearest 10: ______
- Estimate 61 − 70 by rounding each number to the nearest 10: ______
- Estimate 31 + 81 by rounding each number to the nearest 10: ______
- Estimate 84 − 26 by rounding each number to the nearest 10: ______
- Estimate 25 − 82 by rounding each number to the nearest 10: ______
- Estimate 27 − 34 by rounding each number to the nearest 10: ______
- Estimate 29 + 70 by rounding each number to the nearest 10: ______
- Estimate 51 + 75 by rounding each number to the nearest 10: ______