Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 + 38 by rounding each number to the nearest 10: ______
- Estimate 88 − 25 by rounding each number to the nearest 10: ______
- Estimate 75 + 74 by rounding each number to the nearest 10: ______
- Estimate 21 + 75 by rounding each number to the nearest 10: ______
- Estimate 29 − 48 by rounding each number to the nearest 10: ______
- Estimate 43 − 70 by rounding each number to the nearest 10: ______
- Estimate 40 − 66 by rounding each number to the nearest 10: ______
- Estimate 41 − 61 by rounding each number to the nearest 10: ______
- Estimate 53 − 50 by rounding each number to the nearest 10: ______
- Estimate 79 − 77 by rounding each number to the nearest 10: ______
- Estimate 46 + 39 by rounding each number to the nearest 10: ______
- Estimate 87 + 74 by rounding each number to the nearest 10: ______
- Estimate 26 + 60 by rounding each number to the nearest 10: ______
- Estimate 24 + 88 by rounding each number to the nearest 10: ______
- Estimate 31 − 60 by rounding each number to the nearest 10: ______
- Estimate 79 − 56 by rounding each number to the nearest 10: ______
- Estimate 48 + 82 by rounding each number to the nearest 10: ______
- Estimate 41 − 38 by rounding each number to the nearest 10: ______
- Estimate 67 − 89 by rounding each number to the nearest 10: ______
- Estimate 24 + 38 by rounding each number to the nearest 10: ______