Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 − 70 by rounding each number to the nearest 10: ______
- Estimate 41 − 55 by rounding each number to the nearest 10: ______
- Estimate 41 − 51 by rounding each number to the nearest 10: ______
- Estimate 46 − 40 by rounding each number to the nearest 10: ______
- Estimate 30 + 68 by rounding each number to the nearest 10: ______
- Estimate 81 + 79 by rounding each number to the nearest 10: ______
- Estimate 79 + 29 by rounding each number to the nearest 10: ______
- Estimate 25 + 63 by rounding each number to the nearest 10: ______
- Estimate 42 + 69 by rounding each number to the nearest 10: ______
- Estimate 28 + 29 by rounding each number to the nearest 10: ______
- Estimate 72 − 35 by rounding each number to the nearest 10: ______
- Estimate 55 + 27 by rounding each number to the nearest 10: ______
- Estimate 47 − 53 by rounding each number to the nearest 10: ______
- Estimate 22 − 63 by rounding each number to the nearest 10: ______
- Estimate 75 − 29 by rounding each number to the nearest 10: ______
- Estimate 57 + 85 by rounding each number to the nearest 10: ______
- Estimate 53 + 40 by rounding each number to the nearest 10: ______
- Estimate 54 + 53 by rounding each number to the nearest 10: ______
- Estimate 24 − 43 by rounding each number to the nearest 10: ______
- Estimate 33 − 79 by rounding each number to the nearest 10: ______