Add 18/10 and 20/27
1st number: 1 8/10, 2nd number: 20/27
18/10 + 20/27 is 343/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
18/10 = 18 × 27/10 × 27 = 486/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
20/27 = 20 × 10/27 × 10 = 200/270 - Add the two like fractions:
486/270 + 200/270 = 486 + 200/270 = 686/270 - 686/270 simplified gives 343/135
- So, 18/10 + 20/27 = 343/135
In mixed form: 273/135
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