Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 + 46 by rounding each number to the nearest 10: ______
- Estimate 28 + 42 by rounding each number to the nearest 10: ______
- Estimate 71 + 62 by rounding each number to the nearest 10: ______
- Estimate 74 − 62 by rounding each number to the nearest 10: ______
- Estimate 50 + 41 by rounding each number to the nearest 10: ______
- Estimate 88 − 79 by rounding each number to the nearest 10: ______
- Estimate 68 + 54 by rounding each number to the nearest 10: ______
- Estimate 64 + 52 by rounding each number to the nearest 10: ______
- Estimate 26 − 24 by rounding each number to the nearest 10: ______
- Estimate 42 − 25 by rounding each number to the nearest 10: ______
- Estimate 49 − 53 by rounding each number to the nearest 10: ______
- Estimate 52 + 41 by rounding each number to the nearest 10: ______
- Estimate 43 + 85 by rounding each number to the nearest 10: ______
- Estimate 28 + 75 by rounding each number to the nearest 10: ______
- Estimate 62 + 61 by rounding each number to the nearest 10: ______
- Estimate 78 − 69 by rounding each number to the nearest 10: ______
- Estimate 60 + 85 by rounding each number to the nearest 10: ______
- Estimate 22 − 41 by rounding each number to the nearest 10: ______
- Estimate 74 − 38 by rounding each number to the nearest 10: ______
- Estimate 89 + 50 by rounding each number to the nearest 10: ______