Add 18/12 and 21/48
1st number: 1 6/12, 2nd number: 21/48
18/12 + 21/48 is 31/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
18/12 = 18 × 4/12 × 4 = 72/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
21/48 = 21 × 1/48 × 1 = 21/48 - Add the two like fractions:
72/48 + 21/48 = 72 + 21/48 = 93/48 - 93/48 simplified gives 31/16
- So, 18/12 + 21/48 = 31/16
In mixed form: 115/16
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