Add 54/60 and 12/27
54/60 + 12/27 is 121/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
54/60 = 54 × 9/60 × 9 = 486/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
12/27 = 12 × 20/27 × 20 = 240/540 - Add the two like fractions:
486/540 + 240/540 = 486 + 240/540 = 726/540 - 726/540 simplified gives 121/90
- So, 54/60 + 12/27 = 121/90
In mixed form: 131/90
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