Add 72/12 and 12/15
1st number: 6 0/12, 2nd number: 12/15
72/12 + 12/15 is 34/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
72/12 = 72 × 5/12 × 5 = 360/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
12/15 = 12 × 4/15 × 4 = 48/60 - Add the two like fractions:
360/60 + 48/60 = 360 + 48/60 = 408/60 - 408/60 simplified gives 34/5
- So, 72/12 + 12/15 = 34/5
In mixed form: 64/5
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