Add 20/27 and 18/20
20/27 + 18/20 is 443/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 27 × 20 = 540,
20/27 = 20 × 20/27 × 20 = 400/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
18/20 = 18 × 27/20 × 27 = 486/540 - Add the two like fractions:
400/540 + 486/540 = 400 + 486/540 = 886/540 - 886/540 simplified gives 443/270
- So, 20/27 + 18/20 = 443/270
In mixed form: 1173/270
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