Add 30/15 and 42/48
1st number: 2 0/15, 2nd number: 42/48
30/15 + 42/48 is 23/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
30/15 = 30 × 16/15 × 16 = 480/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
42/48 = 42 × 5/48 × 5 = 210/240 - Add the two like fractions:
480/240 + 210/240 = 480 + 210/240 = 690/240 - 690/240 simplified gives 23/8
- So, 30/15 + 42/48 = 23/8
In mixed form: 27/8
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