Add 12/9 and 21/24
1st number: 1 3/9, 2nd number: 21/24
12/9 + 21/24 is 53/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 24 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
12/9 = 12 × 8/9 × 8 = 96/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
21/24 = 21 × 3/24 × 3 = 63/72 - Add the two like fractions:
96/72 + 63/72 = 96 + 63/72 = 159/72 - 159/72 simplified gives 53/24
- So, 12/9 + 21/24 = 53/24
In mixed form: 25/24
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