Add 3/24 and 21/12
1st number: 3/24, 2nd number: 1 9/12
3/24 + 21/12 is 15/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 24 × 1 = 24,
3/24 = 3 × 1/24 × 1 = 3/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
21/12 = 21 × 2/12 × 2 = 42/24 - Add the two like fractions:
3/24 + 42/24 = 3 + 42/24 = 45/24 - 45/24 simplified gives 15/8
- So, 3/24 + 21/12 = 15/8
In mixed form: 17/8
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