Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 83 − 34 by rounding each number to the nearest 10: ______
- Estimate 69 + 58 by rounding each number to the nearest 10: ______
- Estimate 45 − 28 by rounding each number to the nearest 10: ______
- Estimate 86 − 60 by rounding each number to the nearest 10: ______
- Estimate 47 − 67 by rounding each number to the nearest 10: ______
- Estimate 42 − 60 by rounding each number to the nearest 10: ______
- Estimate 36 − 64 by rounding each number to the nearest 10: ______
- Estimate 59 + 66 by rounding each number to the nearest 10: ______
- Estimate 86 − 86 by rounding each number to the nearest 10: ______
- Estimate 55 − 43 by rounding each number to the nearest 10: ______
- Estimate 46 − 26 by rounding each number to the nearest 10: ______
- Estimate 36 + 66 by rounding each number to the nearest 10: ______
- Estimate 24 − 42 by rounding each number to the nearest 10: ______
- Estimate 75 + 40 by rounding each number to the nearest 10: ______
- Estimate 84 + 60 by rounding each number to the nearest 10: ______
- Estimate 25 + 23 by rounding each number to the nearest 10: ______
- Estimate 29 + 22 by rounding each number to the nearest 10: ______
- Estimate 86 − 60 by rounding each number to the nearest 10: ______
- Estimate 77 − 77 by rounding each number to the nearest 10: ______
- Estimate 64 + 75 by rounding each number to the nearest 10: ______