Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 + 75 by rounding each number to the nearest 10: ______
- Estimate 34 − 31 by rounding each number to the nearest 10: ______
- Estimate 33 + 82 by rounding each number to the nearest 10: ______
- Estimate 66 − 76 by rounding each number to the nearest 10: ______
- Estimate 36 + 22 by rounding each number to the nearest 10: ______
- Estimate 33 + 34 by rounding each number to the nearest 10: ______
- Estimate 28 + 25 by rounding each number to the nearest 10: ______
- Estimate 49 + 88 by rounding each number to the nearest 10: ______
- Estimate 82 + 83 by rounding each number to the nearest 10: ______
- Estimate 72 − 69 by rounding each number to the nearest 10: ______
- Estimate 61 + 30 by rounding each number to the nearest 10: ______
- Estimate 27 − 49 by rounding each number to the nearest 10: ______
- Estimate 69 − 52 by rounding each number to the nearest 10: ______
- Estimate 26 − 36 by rounding each number to the nearest 10: ______
- Estimate 70 − 67 by rounding each number to the nearest 10: ______
- Estimate 83 − 48 by rounding each number to the nearest 10: ______
- Estimate 57 − 74 by rounding each number to the nearest 10: ______
- Estimate 89 + 28 by rounding each number to the nearest 10: ______
- Estimate 65 + 45 by rounding each number to the nearest 10: ______
- Estimate 44 + 56 by rounding each number to the nearest 10: ______