Add 27/54 and 42/14
1st number: 27/54, 2nd number: 3 0/14
27/54 + 42/14 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 14 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
27/54 = 27 × 7/54 × 7 = 189/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
42/14 = 42 × 27/14 × 27 = 1134/378 - Add the two like fractions:
189/378 + 1134/378 = 189 + 1134/378 = 1323/378 - 1323/378 simplified gives 7/2
- So, 27/54 + 42/14 = 7/2
In mixed form: 31/2
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