Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 72 − 88 by rounding each number to the nearest 10: ______
- Estimate 40 + 26 by rounding each number to the nearest 10: ______
- Estimate 46 + 66 by rounding each number to the nearest 10: ______
- Estimate 66 − 26 by rounding each number to the nearest 10: ______
- Estimate 89 + 42 by rounding each number to the nearest 10: ______
- Estimate 83 − 56 by rounding each number to the nearest 10: ______
- Estimate 31 + 74 by rounding each number to the nearest 10: ______
- Estimate 76 + 46 by rounding each number to the nearest 10: ______
- Estimate 45 + 46 by rounding each number to the nearest 10: ______
- Estimate 53 + 68 by rounding each number to the nearest 10: ______
- Estimate 85 + 42 by rounding each number to the nearest 10: ______
- Estimate 51 + 41 by rounding each number to the nearest 10: ______
- Estimate 63 − 65 by rounding each number to the nearest 10: ______
- Estimate 53 + 62 by rounding each number to the nearest 10: ______
- Estimate 87 + 70 by rounding each number to the nearest 10: ______
- Estimate 62 − 78 by rounding each number to the nearest 10: ______
- Estimate 50 + 72 by rounding each number to the nearest 10: ______
- Estimate 60 + 34 by rounding each number to the nearest 10: ______
- Estimate 87 + 33 by rounding each number to the nearest 10: ______
- Estimate 24 + 27 by rounding each number to the nearest 10: ______