Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 58 + 47 by rounding each number to the nearest 10: ______
- Estimate 47 − 34 by rounding each number to the nearest 10: ______
- Estimate 69 + 43 by rounding each number to the nearest 10: ______
- Estimate 78 + 48 by rounding each number to the nearest 10: ______
- Estimate 84 − 86 by rounding each number to the nearest 10: ______
- Estimate 42 − 53 by rounding each number to the nearest 10: ______
- Estimate 89 − 82 by rounding each number to the nearest 10: ______
- Estimate 89 − 23 by rounding each number to the nearest 10: ______
- Estimate 63 − 28 by rounding each number to the nearest 10: ______
- Estimate 40 − 53 by rounding each number to the nearest 10: ______
- Estimate 34 + 80 by rounding each number to the nearest 10: ______
- Estimate 80 + 62 by rounding each number to the nearest 10: ______
- Estimate 50 + 59 by rounding each number to the nearest 10: ______
- Estimate 43 + 31 by rounding each number to the nearest 10: ______
- Estimate 23 − 24 by rounding each number to the nearest 10: ______
- Estimate 82 − 28 by rounding each number to the nearest 10: ______
- Estimate 24 + 37 by rounding each number to the nearest 10: ______
- Estimate 25 + 23 by rounding each number to the nearest 10: ______
- Estimate 32 + 48 by rounding each number to the nearest 10: ______
- Estimate 47 − 28 by rounding each number to the nearest 10: ______