Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 − 53 by rounding each number to the nearest 10: ______
- Estimate 54 + 85 by rounding each number to the nearest 10: ______
- Estimate 60 + 23 by rounding each number to the nearest 10: ______
- Estimate 24 − 85 by rounding each number to the nearest 10: ______
- Estimate 47 − 74 by rounding each number to the nearest 10: ______
- Estimate 62 + 61 by rounding each number to the nearest 10: ______
- Estimate 42 + 33 by rounding each number to the nearest 10: ______
- Estimate 73 − 24 by rounding each number to the nearest 10: ______
- Estimate 60 − 53 by rounding each number to the nearest 10: ______
- Estimate 42 + 51 by rounding each number to the nearest 10: ______
- Estimate 43 + 25 by rounding each number to the nearest 10: ______
- Estimate 85 − 27 by rounding each number to the nearest 10: ______
- Estimate 66 + 64 by rounding each number to the nearest 10: ______
- Estimate 62 − 35 by rounding each number to the nearest 10: ______
- Estimate 64 − 49 by rounding each number to the nearest 10: ______
- Estimate 65 − 54 by rounding each number to the nearest 10: ______
- Estimate 60 + 62 by rounding each number to the nearest 10: ______
- Estimate 88 + 57 by rounding each number to the nearest 10: ______
- Estimate 29 + 82 by rounding each number to the nearest 10: ______
- Estimate 43 − 46 by rounding each number to the nearest 10: ______