Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 + 64 by rounding each number to the nearest 10: ______
- Estimate 68 + 83 by rounding each number to the nearest 10: ______
- Estimate 25 − 54 by rounding each number to the nearest 10: ______
- Estimate 73 − 34 by rounding each number to the nearest 10: ______
- Estimate 48 + 48 by rounding each number to the nearest 10: ______
- Estimate 89 + 24 by rounding each number to the nearest 10: ______
- Estimate 46 − 48 by rounding each number to the nearest 10: ______
- Estimate 22 + 34 by rounding each number to the nearest 10: ______
- Estimate 63 + 71 by rounding each number to the nearest 10: ______
- Estimate 35 − 68 by rounding each number to the nearest 10: ______
- Estimate 41 − 42 by rounding each number to the nearest 10: ______
- Estimate 26 − 82 by rounding each number to the nearest 10: ______
- Estimate 42 + 21 by rounding each number to the nearest 10: ______
- Estimate 47 − 72 by rounding each number to the nearest 10: ______
- Estimate 68 + 23 by rounding each number to the nearest 10: ______
- Estimate 87 − 67 by rounding each number to the nearest 10: ______
- Estimate 83 + 45 by rounding each number to the nearest 10: ______
- Estimate 26 + 25 by rounding each number to the nearest 10: ______
- Estimate 81 + 28 by rounding each number to the nearest 10: ______
- Estimate 76 + 59 by rounding each number to the nearest 10: ______