Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 + 86 by rounding each number to the nearest 10: ______
- Estimate 72 + 76 by rounding each number to the nearest 10: ______
- Estimate 65 + 53 by rounding each number to the nearest 10: ______
- Estimate 50 − 26 by rounding each number to the nearest 10: ______
- Estimate 48 + 38 by rounding each number to the nearest 10: ______
- Estimate 46 + 46 by rounding each number to the nearest 10: ______
- Estimate 43 − 45 by rounding each number to the nearest 10: ______
- Estimate 40 + 65 by rounding each number to the nearest 10: ______
- Estimate 58 + 88 by rounding each number to the nearest 10: ______
- Estimate 65 − 66 by rounding each number to the nearest 10: ______
- Estimate 54 − 50 by rounding each number to the nearest 10: ______
- Estimate 35 − 28 by rounding each number to the nearest 10: ______
- Estimate 88 − 43 by rounding each number to the nearest 10: ______
- Estimate 49 + 41 by rounding each number to the nearest 10: ______
- Estimate 77 + 22 by rounding each number to the nearest 10: ______
- Estimate 74 + 78 by rounding each number to the nearest 10: ______
- Estimate 23 + 70 by rounding each number to the nearest 10: ______
- Estimate 25 − 25 by rounding each number to the nearest 10: ______
- Estimate 65 − 77 by rounding each number to the nearest 10: ______
- Estimate 71 + 24 by rounding each number to the nearest 10: ______