Add 8/20 and 18/54
8/20 + 18/54 is 11/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
8/20 = 8 × 27/20 × 27 = 216/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
18/54 = 18 × 10/54 × 10 = 180/540 - Add the two like fractions:
216/540 + 180/540 = 216 + 180/540 = 396/540 - 396/540 simplified gives 11/15
- So, 8/20 + 18/54 = 11/15
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