Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 + 79 by rounding each number to the nearest 10: ______
- Estimate 25 − 45 by rounding each number to the nearest 10: ______
- Estimate 82 + 46 by rounding each number to the nearest 10: ______
- Estimate 30 + 39 by rounding each number to the nearest 10: ______
- Estimate 31 + 69 by rounding each number to the nearest 10: ______
- Estimate 63 − 53 by rounding each number to the nearest 10: ______
- Estimate 74 + 23 by rounding each number to the nearest 10: ______
- Estimate 54 − 89 by rounding each number to the nearest 10: ______
- Estimate 24 + 54 by rounding each number to the nearest 10: ______
- Estimate 50 − 59 by rounding each number to the nearest 10: ______
- Estimate 63 + 66 by rounding each number to the nearest 10: ______
- Estimate 75 − 66 by rounding each number to the nearest 10: ______
- Estimate 89 − 64 by rounding each number to the nearest 10: ______
- Estimate 70 − 44 by rounding each number to the nearest 10: ______
- Estimate 72 − 68 by rounding each number to the nearest 10: ______
- Estimate 47 + 77 by rounding each number to the nearest 10: ______
- Estimate 67 + 70 by rounding each number to the nearest 10: ______
- Estimate 59 − 52 by rounding each number to the nearest 10: ______
- Estimate 50 − 52 by rounding each number to the nearest 10: ______
- Estimate 41 + 47 by rounding each number to the nearest 10: ______