Add 54/30 and 90/27
1st number: 1 24/30, 2nd number: 3 9/27
54/30 + 90/27 is 77/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
54/30 = 54 × 9/30 × 9 = 486/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
90/27 = 90 × 10/27 × 10 = 900/270 - Add the two like fractions:
486/270 + 900/270 = 486 + 900/270 = 1386/270 - 1386/270 simplified gives 77/15
- So, 54/30 + 90/27 = 77/15
In mixed form: 52/15
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