Add 21/27 and 5/14
21/27 + 5/14 is 143/126.
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,
21/27 = 21 × 14/27 × 14 = 294/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
5/14 = 5 × 27/14 × 27 = 135/378 - Add the two like fractions:
294/378 + 135/378 = 294 + 135/378 = 429/378 - 429/378 simplified gives 143/126
- So, 21/27 + 5/14 = 143/126
In mixed form: 117/126
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