Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 + 86 by rounding each number to the nearest 10: ______
- Estimate 25 − 82 by rounding each number to the nearest 10: ______
- Estimate 23 + 57 by rounding each number to the nearest 10: ______
- Estimate 78 + 44 by rounding each number to the nearest 10: ______
- Estimate 83 − 37 by rounding each number to the nearest 10: ______
- Estimate 41 + 39 by rounding each number to the nearest 10: ______
- Estimate 32 + 48 by rounding each number to the nearest 10: ______
- Estimate 33 + 66 by rounding each number to the nearest 10: ______
- Estimate 57 + 81 by rounding each number to the nearest 10: ______
- Estimate 68 + 62 by rounding each number to the nearest 10: ______
- Estimate 70 + 53 by rounding each number to the nearest 10: ______
- Estimate 30 + 68 by rounding each number to the nearest 10: ______
- Estimate 34 + 67 by rounding each number to the nearest 10: ______
- Estimate 78 − 48 by rounding each number to the nearest 10: ______
- Estimate 70 + 32 by rounding each number to the nearest 10: ______
- Estimate 63 − 89 by rounding each number to the nearest 10: ______
- Estimate 58 − 49 by rounding each number to the nearest 10: ______
- Estimate 24 + 37 by rounding each number to the nearest 10: ______
- Estimate 82 − 23 by rounding each number to the nearest 10: ______
- Estimate 68 − 23 by rounding each number to the nearest 10: ______