Add 72/15 and 18/6
1st number: 4 12/15, 2nd number: 3 0/6
72/15 + 18/6 is 39/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
72/15 = 72 × 2/15 × 2 = 144/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
18/6 = 18 × 5/6 × 5 = 90/30 - Add the two like fractions:
144/30 + 90/30 = 144 + 90/30 = 234/30 - 234/30 simplified gives 39/5
- So, 72/15 + 18/6 = 39/5
In mixed form: 74/5
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