Add 15/18 and 30/24
1st number: 15/18, 2nd number: 1 6/24
15/18 + 30/24 is 25/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 24 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
15/18 = 15 × 4/18 × 4 = 60/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
30/24 = 30 × 3/24 × 3 = 90/72 - Add the two like fractions:
60/72 + 90/72 = 60 + 90/72 = 150/72 - 150/72 simplified gives 25/12
- So, 15/18 + 30/24 = 25/12
In mixed form: 21/12
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