Step by step
- Find a common denominatorThe lowest common denominator of 4 and 3 is 12.1/4 = (1 × 3)/(4 × 3) = 3/122/3 = (2 × 4)/(3 × 4) = 8/12
- Add the numerators (tops)3/12 + 8/12 = 11/12
Check: 11/12 − 2/3 = 1/4 ✓
Check: 11/12 − 2/3 = 1/4 ✓
Each bar is one whole, split into equal parts.
1/4 plus 2/3 is 11/12. As a decimal it's 0.916667.
Rewrite both fractions with a common denominator, add the numerators, then simplify. The steps above show each line.