Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 − 73 by rounding each number to the nearest 10: ______
- Estimate 26 + 28 by rounding each number to the nearest 10: ______
- Estimate 56 − 85 by rounding each number to the nearest 10: ______
- Estimate 56 + 89 by rounding each number to the nearest 10: ______
- Estimate 42 + 89 by rounding each number to the nearest 10: ______
- Estimate 49 + 40 by rounding each number to the nearest 10: ______
- Estimate 60 − 36 by rounding each number to the nearest 10: ______
- Estimate 37 + 50 by rounding each number to the nearest 10: ______
- Estimate 53 − 44 by rounding each number to the nearest 10: ______
- Estimate 80 − 40 by rounding each number to the nearest 10: ______
- Estimate 44 + 73 by rounding each number to the nearest 10: ______
- Estimate 65 − 82 by rounding each number to the nearest 10: ______
- Estimate 23 − 51 by rounding each number to the nearest 10: ______
- Estimate 40 + 31 by rounding each number to the nearest 10: ______
- Estimate 34 − 38 by rounding each number to the nearest 10: ______
- Estimate 53 − 74 by rounding each number to the nearest 10: ______
- Estimate 66 + 35 by rounding each number to the nearest 10: ______
- Estimate 31 − 26 by rounding each number to the nearest 10: ______
- Estimate 62 + 76 by rounding each number to the nearest 10: ______
- Estimate 84 − 68 by rounding each number to the nearest 10: ______