Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 + 30 by rounding each number to the nearest 10: ______
- Estimate 35 − 28 by rounding each number to the nearest 10: ______
- Estimate 31 − 75 by rounding each number to the nearest 10: ______
- Estimate 21 − 23 by rounding each number to the nearest 10: ______
- Estimate 69 − 30 by rounding each number to the nearest 10: ______
- Estimate 34 + 36 by rounding each number to the nearest 10: ______
- Estimate 76 + 38 by rounding each number to the nearest 10: ______
- Estimate 30 − 57 by rounding each number to the nearest 10: ______
- Estimate 36 − 79 by rounding each number to the nearest 10: ______
- Estimate 58 + 45 by rounding each number to the nearest 10: ______
- Estimate 54 − 53 by rounding each number to the nearest 10: ______
- Estimate 38 − 49 by rounding each number to the nearest 10: ______
- Estimate 43 − 83 by rounding each number to the nearest 10: ______
- Estimate 27 + 53 by rounding each number to the nearest 10: ______
- Estimate 89 − 50 by rounding each number to the nearest 10: ______
- Estimate 80 + 27 by rounding each number to the nearest 10: ______
- Estimate 36 − 55 by rounding each number to the nearest 10: ______
- Estimate 74 − 60 by rounding each number to the nearest 10: ______
- Estimate 58 + 78 by rounding each number to the nearest 10: ______
- Estimate 83 + 49 by rounding each number to the nearest 10: ______