Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 + 41 by rounding each number to the nearest 10: ______
- Estimate 49 + 80 by rounding each number to the nearest 10: ______
- Estimate 86 + 79 by rounding each number to the nearest 10: ______
- Estimate 24 + 35 by rounding each number to the nearest 10: ______
- Estimate 27 + 43 by rounding each number to the nearest 10: ______
- Estimate 46 + 57 by rounding each number to the nearest 10: ______
- Estimate 22 + 54 by rounding each number to the nearest 10: ______
- Estimate 34 + 79 by rounding each number to the nearest 10: ______
- Estimate 66 + 83 by rounding each number to the nearest 10: ______
- Estimate 25 + 54 by rounding each number to the nearest 10: ______
- Estimate 81 + 79 by rounding each number to the nearest 10: ______
- Estimate 21 + 54 by rounding each number to the nearest 10: ______
- Estimate 42 − 39 by rounding each number to the nearest 10: ______
- Estimate 59 − 80 by rounding each number to the nearest 10: ______
- Estimate 64 + 62 by rounding each number to the nearest 10: ______
- Estimate 75 + 24 by rounding each number to the nearest 10: ______
- Estimate 46 − 53 by rounding each number to the nearest 10: ______
- Estimate 53 + 86 by rounding each number to the nearest 10: ______
- Estimate 75 − 70 by rounding each number to the nearest 10: ______
- Estimate 50 − 49 by rounding each number to the nearest 10: ______