Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 69 − 47 by rounding each number to the nearest 10: ______
- Estimate 35 − 84 by rounding each number to the nearest 10: ______
- Estimate 51 + 79 by rounding each number to the nearest 10: ______
- Estimate 51 + 85 by rounding each number to the nearest 10: ______
- Estimate 76 − 26 by rounding each number to the nearest 10: ______
- Estimate 78 + 28 by rounding each number to the nearest 10: ______
- Estimate 43 − 70 by rounding each number to the nearest 10: ______
- Estimate 47 + 82 by rounding each number to the nearest 10: ______
- Estimate 24 + 62 by rounding each number to the nearest 10: ______
- Estimate 48 + 30 by rounding each number to the nearest 10: ______
- Estimate 61 + 83 by rounding each number to the nearest 10: ______
- Estimate 40 − 24 by rounding each number to the nearest 10: ______
- Estimate 79 + 61 by rounding each number to the nearest 10: ______
- Estimate 87 − 50 by rounding each number to the nearest 10: ______
- Estimate 67 + 86 by rounding each number to the nearest 10: ______
- Estimate 60 + 31 by rounding each number to the nearest 10: ______
- Estimate 27 + 56 by rounding each number to the nearest 10: ______
- Estimate 38 + 68 by rounding each number to the nearest 10: ______
- Estimate 22 + 79 by rounding each number to the nearest 10: ______
- Estimate 43 + 59 by rounding each number to the nearest 10: ______