Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 73 + 71 by rounding each number to the nearest 10: ______
- Estimate 42 + 22 by rounding each number to the nearest 10: ______
- Estimate 71 + 58 by rounding each number to the nearest 10: ______
- Estimate 42 + 68 by rounding each number to the nearest 10: ______
- Estimate 49 + 73 by rounding each number to the nearest 10: ______
- Estimate 50 + 46 by rounding each number to the nearest 10: ______
- Estimate 71 − 85 by rounding each number to the nearest 10: ______
- Estimate 40 − 71 by rounding each number to the nearest 10: ______
- Estimate 28 + 51 by rounding each number to the nearest 10: ______
- Estimate 36 + 69 by rounding each number to the nearest 10: ______
- Estimate 37 + 72 by rounding each number to the nearest 10: ______
- Estimate 33 − 28 by rounding each number to the nearest 10: ______
- Estimate 44 − 27 by rounding each number to the nearest 10: ______
- Estimate 70 − 43 by rounding each number to the nearest 10: ______
- Estimate 82 − 61 by rounding each number to the nearest 10: ______
- Estimate 49 − 54 by rounding each number to the nearest 10: ______
- Estimate 69 + 42 by rounding each number to the nearest 10: ______
- Estimate 66 − 85 by rounding each number to the nearest 10: ______
- Estimate 69 + 68 by rounding each number to the nearest 10: ______
- Estimate 49 + 28 by rounding each number to the nearest 10: ______