Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 + 74 by rounding each number to the nearest 10: ______
- Estimate 48 + 47 by rounding each number to the nearest 10: ______
- Estimate 56 − 75 by rounding each number to the nearest 10: ______
- Estimate 38 − 47 by rounding each number to the nearest 10: ______
- Estimate 43 − 70 by rounding each number to the nearest 10: ______
- Estimate 66 + 57 by rounding each number to the nearest 10: ______
- Estimate 23 − 26 by rounding each number to the nearest 10: ______
- Estimate 65 − 63 by rounding each number to the nearest 10: ______
- Estimate 55 − 29 by rounding each number to the nearest 10: ______
- Estimate 47 + 66 by rounding each number to the nearest 10: ______
- Estimate 69 − 87 by rounding each number to the nearest 10: ______
- Estimate 77 − 46 by rounding each number to the nearest 10: ______
- Estimate 83 + 44 by rounding each number to the nearest 10: ______
- Estimate 82 + 46 by rounding each number to the nearest 10: ______
- Estimate 47 − 26 by rounding each number to the nearest 10: ______
- Estimate 58 − 78 by rounding each number to the nearest 10: ______
- Estimate 28 − 66 by rounding each number to the nearest 10: ______
- Estimate 43 − 27 by rounding each number to the nearest 10: ______
- Estimate 60 + 85 by rounding each number to the nearest 10: ______
- Estimate 54 + 85 by rounding each number to the nearest 10: ______