Add 30/48 and 42/15
1st number: 30/48, 2nd number: 2 12/15
30/48 + 42/15 is 137/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
30/48 = 30 × 5/48 × 5 = 150/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
42/15 = 42 × 16/15 × 16 = 672/240 - Add the two like fractions:
150/240 + 672/240 = 150 + 672/240 = 822/240 - 822/240 simplified gives 137/40
- So, 30/48 + 42/15 = 137/40
In mixed form: 317/40
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