Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 27 − 24 by rounding each number to the nearest 10: ______
- Estimate 57 − 84 by rounding each number to the nearest 10: ______
- Estimate 28 + 76 by rounding each number to the nearest 10: ______
- Estimate 53 − 67 by rounding each number to the nearest 10: ______
- Estimate 57 + 39 by rounding each number to the nearest 10: ______
- Estimate 87 + 41 by rounding each number to the nearest 10: ______
- Estimate 22 + 54 by rounding each number to the nearest 10: ______
- Estimate 72 − 52 by rounding each number to the nearest 10: ______
- Estimate 61 − 33 by rounding each number to the nearest 10: ______
- Estimate 84 − 57 by rounding each number to the nearest 10: ______
- Estimate 41 − 23 by rounding each number to the nearest 10: ______
- Estimate 35 + 33 by rounding each number to the nearest 10: ______
- Estimate 33 − 26 by rounding each number to the nearest 10: ______
- Estimate 33 − 55 by rounding each number to the nearest 10: ______
- Estimate 69 + 48 by rounding each number to the nearest 10: ______
- Estimate 42 + 25 by rounding each number to the nearest 10: ______
- Estimate 69 + 67 by rounding each number to the nearest 10: ______
- Estimate 39 − 85 by rounding each number to the nearest 10: ______
- Estimate 59 + 53 by rounding each number to the nearest 10: ______
- Estimate 67 − 40 by rounding each number to the nearest 10: ______