Add 72/15 and 54/5
1st number: 4 12/15, 2nd number: 10 4/5
72/15 + 54/5 is 78/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 15 × 1 = 15,
72/15 = 72 × 1/15 × 1 = 72/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
54/5 = 54 × 3/5 × 3 = 162/15 - Add the two like fractions:
72/15 + 162/15 = 72 + 162/15 = 234/15 - 234/15 simplified gives 78/5
- So, 72/15 + 54/5 = 78/5
In mixed form: 153/5
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