Add 72/54 and 36/30
1st number: 1 18/54, 2nd number: 1 6/30
72/54 + 36/30 is 38/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
72/54 = 72 × 5/54 × 5 = 360/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
36/30 = 36 × 9/30 × 9 = 324/270 - Add the two like fractions:
360/270 + 324/270 = 360 + 324/270 = 684/270 - 684/270 simplified gives 38/15
- So, 72/54 + 36/30 = 38/15
In mixed form: 28/15
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