Add 42/14 and 75/54, Solve 3 0/14 + 1 21/54 as a fraction

Add 42/14 and 75/54

1^st number: 3 0/14, 2^nd number: 1 21/54

42/14 + 75/54 is 79/18.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 54 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 14 × 27 = 378,
42/14 = 42 × 27/14 × 27 = 1134/378
Likewise, for the 2nd fraction, since 54 × 7 = 378,
75/54 = 75 × 7/54 × 7 = 525/378
Add the two like fractions:
1134/378 + 525/378 = 1134 + 525/378 = 1659/378
1659/378 simplified gives 79/18
So, 42/14 + 75/54 = 79/18
In mixed form: 47/18

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