Add 21/24 and 5/15
21/24 + 5/15 is 29/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
21/24 = 21 × 5/24 × 5 = 105/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
5/15 = 5 × 8/15 × 8 = 40/120 - Add the two like fractions:
105/120 + 40/120 = 105 + 40/120 = 145/120 - 145/120 simplified gives 29/24
- So, 21/24 + 5/15 = 29/24
In mixed form: 15/24
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