Add 18/27 and 21/14
1st number: 18/27, 2nd number: 1 7/14
18/27 + 21/14 is 13/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 14 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 27 × 14 = 378,
18/27 = 18 × 14/27 × 14 = 252/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
21/14 = 21 × 27/14 × 27 = 567/378 - Add the two like fractions:
252/378 + 567/378 = 252 + 567/378 = 819/378 - 819/378 simplified gives 13/6
- So, 18/27 + 21/14 = 13/6
In mixed form: 21/6
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