Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 + 50 by rounding each number to the nearest 10: ______
- Estimate 47 + 39 by rounding each number to the nearest 10: ______
- Estimate 33 − 78 by rounding each number to the nearest 10: ______
- Estimate 70 + 82 by rounding each number to the nearest 10: ______
- Estimate 23 + 78 by rounding each number to the nearest 10: ______
- Estimate 50 + 78 by rounding each number to the nearest 10: ______
- Estimate 44 − 28 by rounding each number to the nearest 10: ______
- Estimate 24 + 23 by rounding each number to the nearest 10: ______
- Estimate 39 − 34 by rounding each number to the nearest 10: ______
- Estimate 32 − 56 by rounding each number to the nearest 10: ______
- Estimate 76 + 67 by rounding each number to the nearest 10: ______
- Estimate 84 − 21 by rounding each number to the nearest 10: ______
- Estimate 74 + 48 by rounding each number to the nearest 10: ______
- Estimate 61 + 30 by rounding each number to the nearest 10: ______
- Estimate 83 − 30 by rounding each number to the nearest 10: ______
- Estimate 44 + 26 by rounding each number to the nearest 10: ______
- Estimate 61 − 32 by rounding each number to the nearest 10: ______
- Estimate 56 − 29 by rounding each number to the nearest 10: ______
- Estimate 84 − 21 by rounding each number to the nearest 10: ______
- Estimate 60 − 87 by rounding each number to the nearest 10: ______