Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 + 61 by rounding each number to the nearest 10: ______
- Estimate 25 + 56 by rounding each number to the nearest 10: ______
- Estimate 77 + 43 by rounding each number to the nearest 10: ______
- Estimate 43 + 51 by rounding each number to the nearest 10: ______
- Estimate 84 − 62 by rounding each number to the nearest 10: ______
- Estimate 70 − 53 by rounding each number to the nearest 10: ______
- Estimate 82 + 49 by rounding each number to the nearest 10: ______
- Estimate 26 − 71 by rounding each number to the nearest 10: ______
- Estimate 78 − 23 by rounding each number to the nearest 10: ______
- Estimate 78 + 25 by rounding each number to the nearest 10: ______
- Estimate 54 + 84 by rounding each number to the nearest 10: ______
- Estimate 71 + 63 by rounding each number to the nearest 10: ______
- Estimate 89 − 74 by rounding each number to the nearest 10: ______
- Estimate 44 − 45 by rounding each number to the nearest 10: ______
- Estimate 52 + 30 by rounding each number to the nearest 10: ______
- Estimate 78 + 72 by rounding each number to the nearest 10: ______
- Estimate 46 − 30 by rounding each number to the nearest 10: ______
- Estimate 37 − 58 by rounding each number to the nearest 10: ______
- Estimate 22 − 50 by rounding each number to the nearest 10: ______
- Estimate 67 − 49 by rounding each number to the nearest 10: ______