Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 + 78 by rounding each number to the nearest 10: ______
- Estimate 26 − 80 by rounding each number to the nearest 10: ______
- Estimate 34 − 67 by rounding each number to the nearest 10: ______
- Estimate 28 + 87 by rounding each number to the nearest 10: ______
- Estimate 75 − 75 by rounding each number to the nearest 10: ______
- Estimate 42 − 81 by rounding each number to the nearest 10: ______
- Estimate 71 − 38 by rounding each number to the nearest 10: ______
- Estimate 33 − 66 by rounding each number to the nearest 10: ______
- Estimate 54 + 72 by rounding each number to the nearest 10: ______
- Estimate 71 − 34 by rounding each number to the nearest 10: ______
- Estimate 85 + 41 by rounding each number to the nearest 10: ______
- Estimate 78 + 22 by rounding each number to the nearest 10: ______
- Estimate 53 + 46 by rounding each number to the nearest 10: ______
- Estimate 77 + 34 by rounding each number to the nearest 10: ______
- Estimate 35 − 72 by rounding each number to the nearest 10: ______
- Estimate 88 + 38 by rounding each number to the nearest 10: ______
- Estimate 85 + 56 by rounding each number to the nearest 10: ______
- Estimate 56 + 26 by rounding each number to the nearest 10: ______
- Estimate 63 − 31 by rounding each number to the nearest 10: ______
- Estimate 23 − 83 by rounding each number to the nearest 10: ______