Add 42/48 and 15/12
1st number: 42/48, 2nd number: 1 3/12
42/48 + 15/12 is 17/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 12 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 48 × 1 = 48,
42/48 = 42 × 1/48 × 1 = 42/48 - Likewise, for the 2nd fraction, since 12 × 4 = 48,
15/12 = 15 × 4/12 × 4 = 60/48 - Add the two like fractions:
42/48 + 60/48 = 42 + 60/48 = 102/48 - 102/48 simplified gives 17/8
- So, 42/48 + 15/12 = 17/8
In mixed form: 21/8
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