Add 54/12 and 40/27, Solve 4 6/12 + 1 13/27 as a fraction

Add 54/12 and 40/27

1^st number: 4 6/12, 2^nd number: 1 13/27

54/12 + 40/27 is 323/54.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 27 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 12 × 9 = 108,
54/12 = 54 × 9/12 × 9 = 486/108
Likewise, for the 2nd fraction, since 27 × 4 = 108,
40/27 = 40 × 4/27 × 4 = 160/108
Add the two like fractions:
486/108 + 160/108 = 486 + 160/108 = 646/108
646/108 simplified gives 323/54
So, 54/12 + 40/27 = 323/54
In mixed form: 553/54

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