Add 30/18 and 14/5
1st number: 1 12/18, 2nd number: 2 4/5
30/18 + 14/5 is 67/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 5 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
30/18 = 30 × 5/18 × 5 = 150/90 - Likewise, for the 2nd fraction, since 5 × 18 = 90,
14/5 = 14 × 18/5 × 18 = 252/90 - Add the two like fractions:
150/90 + 252/90 = 150 + 252/90 = 402/90 - 402/90 simplified gives 67/15
- So, 30/18 + 14/5 = 67/15
In mixed form: 47/15
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