Step by step
- Write each number as a fraction2 1/2 = (2 × 2 + 1)/2 = 5/23 = 3/1
- Keep, change, flipKeep the first fraction, change ÷ to ×, and flip the second fraction upside down:5/2 ÷ 3/1 = 5/2 × 1/3
- Multiply the tops, then the bottoms(5 × 1)/(2 × 3) = 5/6
Check: 5/6 × 3 = 5/2 ✓