Add 42/15 and 30/36
1st number: 2 12/15, 2nd number: 30/36
42/15 + 30/36 is 109/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 15 × 12 = 180,
42/15 = 42 × 12/15 × 12 = 504/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
30/36 = 30 × 5/36 × 5 = 150/180 - Add the two like fractions:
504/180 + 150/180 = 504 + 150/180 = 654/180 - 654/180 simplified gives 109/30
- So, 42/15 + 30/36 = 109/30
In mixed form: 319/30
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