Add 72/4 and 27/18, Solve 18 0/4 + 1 9/18 as a fraction

Add 72/4 and 27/18

1^st number: 18 0/4, 2^nd number: 1 9/18

72/4 + 27/18 is 39/2.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36

Next, find the equivalent fraction of both fractional numbers with denominator 36
For the 1st fraction, since 4 × 9 = 36,
72/4 = 72 × 9/4 × 9 = 648/36
Likewise, for the 2nd fraction, since 18 × 2 = 36,
27/18 = 27 × 2/18 × 2 = 54/36
Add the two like fractions:
648/36 + 54/36 = 648 + 54/36 = 702/36
702/36 simplified gives 39/2
So, 72/4 + 27/18 = 39/2
In mixed form: 191/2

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