Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 54 − 54 by rounding each number to the nearest 10: ______
- Estimate 83 − 67 by rounding each number to the nearest 10: ______
- Estimate 39 + 53 by rounding each number to the nearest 10: ______
- Estimate 48 + 24 by rounding each number to the nearest 10: ______
- Estimate 88 − 80 by rounding each number to the nearest 10: ______
- Estimate 33 + 38 by rounding each number to the nearest 10: ______
- Estimate 25 − 66 by rounding each number to the nearest 10: ______
- Estimate 87 − 31 by rounding each number to the nearest 10: ______
- Estimate 88 + 71 by rounding each number to the nearest 10: ______
- Estimate 24 + 58 by rounding each number to the nearest 10: ______
- Estimate 68 − 26 by rounding each number to the nearest 10: ______
- Estimate 55 + 45 by rounding each number to the nearest 10: ______
- Estimate 82 + 78 by rounding each number to the nearest 10: ______
- Estimate 55 + 29 by rounding each number to the nearest 10: ______
- Estimate 22 − 69 by rounding each number to the nearest 10: ______
- Estimate 29 + 72 by rounding each number to the nearest 10: ______
- Estimate 42 + 42 by rounding each number to the nearest 10: ______
- Estimate 56 + 30 by rounding each number to the nearest 10: ______
- Estimate 76 + 43 by rounding each number to the nearest 10: ______
- Estimate 28 + 45 by rounding each number to the nearest 10: ______