Add 30/18 and 15/4
1st number: 1 12/18, 2nd number: 3 3/4
30/18 + 15/4 is 65/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
30/18 = 30 × 2/18 × 2 = 60/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
15/4 = 15 × 9/4 × 9 = 135/36 - Add the two like fractions:
60/36 + 135/36 = 60 + 135/36 = 195/36 - 195/36 simplified gives 65/12
- So, 30/18 + 15/4 = 65/12
In mixed form: 55/12
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