Add 72/30 and 28/54
1st number: 2 12/30, 2nd number: 28/54
72/30 + 28/54 is 394/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
72/30 = 72 × 9/30 × 9 = 648/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
28/54 = 28 × 5/54 × 5 = 140/270 - Add the two like fractions:
648/270 + 140/270 = 648 + 140/270 = 788/270 - 788/270 simplified gives 394/135
- So, 72/30 + 28/54 = 394/135
In mixed form: 2124/135
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