Add 20/15 and 18/24
1st number: 1 5/15, 2nd number: 18/24
20/15 + 18/24 is 25/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
20/15 = 20 × 8/15 × 8 = 160/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
18/24 = 18 × 5/24 × 5 = 90/120 - Add the two like fractions:
160/120 + 90/120 = 160 + 90/120 = 250/120 - 250/120 simplified gives 25/12
- So, 20/15 + 18/24 = 25/12
In mixed form: 21/12
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