Add 1/3 and 4/5
1/3 + 4/5 is 17/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
1/3 = 1 × 5/3 × 5 = 5/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
4/5 = 4 × 3/5 × 3 = 12/15 - Add the two like fractions:
5/15 + 12/15 = 5 + 12/15 = 17/15 - So, 1/3 + 4/5 = 17/15
In mixed form: 12/15
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