Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 − 79 by rounding each number to the nearest 10: ______
- Estimate 72 + 40 by rounding each number to the nearest 10: ______
- Estimate 60 − 75 by rounding each number to the nearest 10: ______
- Estimate 85 − 84 by rounding each number to the nearest 10: ______
- Estimate 67 + 58 by rounding each number to the nearest 10: ______
- Estimate 53 − 24 by rounding each number to the nearest 10: ______
- Estimate 46 + 60 by rounding each number to the nearest 10: ______
- Estimate 77 + 21 by rounding each number to the nearest 10: ______
- Estimate 79 − 74 by rounding each number to the nearest 10: ______
- Estimate 43 − 31 by rounding each number to the nearest 10: ______
- Estimate 27 + 61 by rounding each number to the nearest 10: ______
- Estimate 42 + 42 by rounding each number to the nearest 10: ______
- Estimate 40 + 70 by rounding each number to the nearest 10: ______
- Estimate 40 + 29 by rounding each number to the nearest 10: ______
- Estimate 76 + 74 by rounding each number to the nearest 10: ______
- Estimate 34 + 72 by rounding each number to the nearest 10: ______
- Estimate 82 + 76 by rounding each number to the nearest 10: ______
- Estimate 43 − 75 by rounding each number to the nearest 10: ______
- Estimate 74 − 56 by rounding each number to the nearest 10: ______
- Estimate 72 − 24 by rounding each number to the nearest 10: ______