Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 − 50 by rounding each number to the nearest 10: ______
- Estimate 60 − 67 by rounding each number to the nearest 10: ______
- Estimate 81 − 29 by rounding each number to the nearest 10: ______
- Estimate 45 − 81 by rounding each number to the nearest 10: ______
- Estimate 80 + 39 by rounding each number to the nearest 10: ______
- Estimate 25 − 84 by rounding each number to the nearest 10: ______
- Estimate 81 + 67 by rounding each number to the nearest 10: ______
- Estimate 41 + 48 by rounding each number to the nearest 10: ______
- Estimate 68 + 30 by rounding each number to the nearest 10: ______
- Estimate 70 + 35 by rounding each number to the nearest 10: ______
- Estimate 87 − 57 by rounding each number to the nearest 10: ______
- Estimate 80 + 44 by rounding each number to the nearest 10: ______
- Estimate 55 − 26 by rounding each number to the nearest 10: ______
- Estimate 32 − 49 by rounding each number to the nearest 10: ______
- Estimate 51 + 38 by rounding each number to the nearest 10: ______
- Estimate 24 − 27 by rounding each number to the nearest 10: ______
- Estimate 30 − 51 by rounding each number to the nearest 10: ______
- Estimate 69 − 69 by rounding each number to the nearest 10: ______
- Estimate 36 − 49 by rounding each number to the nearest 10: ______
- Estimate 60 − 72 by rounding each number to the nearest 10: ______