Add 18/60 and 12/27
18/60 + 12/27 is 67/90.
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,
18/60 = 18 × 9/60 × 9 = 162/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
12/27 = 12 × 20/27 × 20 = 240/540 - Add the two like fractions:
162/540 + 240/540 = 162 + 240/540 = 402/540 - 402/540 simplified gives 67/90
- So, 18/60 + 12/27 = 67/90
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