Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 + 59 by rounding each number to the nearest 10: ______
- Estimate 72 + 27 by rounding each number to the nearest 10: ______
- Estimate 71 + 59 by rounding each number to the nearest 10: ______
- Estimate 78 − 54 by rounding each number to the nearest 10: ______
- Estimate 36 − 65 by rounding each number to the nearest 10: ______
- Estimate 55 − 21 by rounding each number to the nearest 10: ______
- Estimate 22 − 72 by rounding each number to the nearest 10: ______
- Estimate 62 − 36 by rounding each number to the nearest 10: ______
- Estimate 35 + 88 by rounding each number to the nearest 10: ______
- Estimate 67 + 55 by rounding each number to the nearest 10: ______
- Estimate 26 + 45 by rounding each number to the nearest 10: ______
- Estimate 81 − 58 by rounding each number to the nearest 10: ______
- Estimate 46 + 49 by rounding each number to the nearest 10: ______
- Estimate 67 + 80 by rounding each number to the nearest 10: ______
- Estimate 69 − 46 by rounding each number to the nearest 10: ______
- Estimate 68 − 30 by rounding each number to the nearest 10: ______
- Estimate 67 + 81 by rounding each number to the nearest 10: ______
- Estimate 37 − 53 by rounding each number to the nearest 10: ______
- Estimate 51 + 34 by rounding each number to the nearest 10: ______
- Estimate 59 + 23 by rounding each number to the nearest 10: ______