Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 + 30 by rounding each number to the nearest 10: ______
- Estimate 62 + 23 by rounding each number to the nearest 10: ______
- Estimate 23 + 56 by rounding each number to the nearest 10: ______
- Estimate 28 + 75 by rounding each number to the nearest 10: ______
- Estimate 74 + 24 by rounding each number to the nearest 10: ______
- Estimate 55 − 50 by rounding each number to the nearest 10: ______
- Estimate 87 + 69 by rounding each number to the nearest 10: ______
- Estimate 50 − 66 by rounding each number to the nearest 10: ______
- Estimate 68 − 42 by rounding each number to the nearest 10: ______
- Estimate 51 − 62 by rounding each number to the nearest 10: ______
- Estimate 52 + 84 by rounding each number to the nearest 10: ______
- Estimate 56 + 31 by rounding each number to the nearest 10: ______
- Estimate 52 − 69 by rounding each number to the nearest 10: ______
- Estimate 49 + 54 by rounding each number to the nearest 10: ______
- Estimate 37 + 66 by rounding each number to the nearest 10: ______
- Estimate 83 − 51 by rounding each number to the nearest 10: ______
- Estimate 41 + 63 by rounding each number to the nearest 10: ______
- Estimate 81 + 31 by rounding each number to the nearest 10: ______
- Estimate 49 + 65 by rounding each number to the nearest 10: ______
- Estimate 64 + 21 by rounding each number to the nearest 10: ______