Add 18/6 and 42/15
1st number: 3 0/6, 2nd number: 2 12/15
18/6 + 42/15 is 29/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
18/6 = 18 × 5/6 × 5 = 90/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
42/15 = 42 × 2/15 × 2 = 84/30 - Add the two like fractions:
90/30 + 84/30 = 90 + 84/30 = 174/30 - 174/30 simplified gives 29/5
- So, 18/6 + 42/15 = 29/5
In mixed form: 54/5
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