Add 15/60 and 72/54
1st number: 15/60, 2nd number: 1 18/54
15/60 + 72/54 is 19/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
15/60 = 15 × 9/60 × 9 = 135/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
72/54 = 72 × 10/54 × 10 = 720/540 - Add the two like fractions:
135/540 + 720/540 = 135 + 720/540 = 855/540 - 855/540 simplified gives 19/12
- So, 15/60 + 72/54 = 19/12
In mixed form: 17/12
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