Step by step
- Write each number as a fraction1 = 1/1
- Multiply the tops, then the bottoms(2 × 1)/(5 × 1) = 2/5
Check: 2/5 ÷ 1 = 2/5 ✓
Check: 2/5 ÷ 1 = 2/5 ✓
Each bar is one whole, split into equal parts.
2/5 times 1 is 2/5. As a decimal it's 0.4.
Turn any mixed or whole numbers into fractions, multiply the numerators and the denominators, then simplify. The steps above show each line.