Step by step
- Find a common denominatorThe lowest common denominator of 4 and 3 is 12.3/4 = (3 × 3)/(4 × 3) = 9/121/3 = (1 × 4)/(3 × 4) = 4/12
- Subtract the numerators (tops)9/12 − 4/12 = 5/12
Check: 5/12 + 1/3 = 3/4 ✓
Check: 5/12 + 1/3 = 3/4 ✓
Each bar is one whole, split into equal parts.
3/4 minus 1/3 is 5/12. As a decimal it's 0.416667.
Rewrite both fractions with a common denominator, subtract the numerators, then simplify. The steps above show each line.