Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 29 + 67 by rounding each number to the nearest 10: ______
- Estimate 88 + 51 by rounding each number to the nearest 10: ______
- Estimate 42 − 26 by rounding each number to the nearest 10: ______
- Estimate 74 + 37 by rounding each number to the nearest 10: ______
- Estimate 51 + 36 by rounding each number to the nearest 10: ______
- Estimate 40 + 50 by rounding each number to the nearest 10: ______
- Estimate 22 − 66 by rounding each number to the nearest 10: ______
- Estimate 74 + 62 by rounding each number to the nearest 10: ______
- Estimate 87 − 65 by rounding each number to the nearest 10: ______
- Estimate 29 + 60 by rounding each number to the nearest 10: ______
- Estimate 22 − 73 by rounding each number to the nearest 10: ______
- Estimate 21 − 88 by rounding each number to the nearest 10: ______
- Estimate 60 − 45 by rounding each number to the nearest 10: ______
- Estimate 80 + 81 by rounding each number to the nearest 10: ______
- Estimate 62 + 78 by rounding each number to the nearest 10: ______
- Estimate 74 + 66 by rounding each number to the nearest 10: ______
- Estimate 46 − 78 by rounding each number to the nearest 10: ______
- Estimate 66 + 73 by rounding each number to the nearest 10: ______
- Estimate 49 − 24 by rounding each number to the nearest 10: ______
- Estimate 60 + 74 by rounding each number to the nearest 10: ______