Add 72/4 and 6/45, Solve 18 0/4 + 6/45 as a fraction

Add 72/4 and 6/45

1^st number: 18 0/4, 2^nd number: 6/45

72/4 + 6/45 is 272/15.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 45 is 180

Next, find the equivalent fraction of both fractional numbers with denominator 180
For the 1st fraction, since 4 × 45 = 180,
72/4 = 72 × 45/4 × 45 = 3240/180
Likewise, for the 2nd fraction, since 45 × 4 = 180,
6/45 = 6 × 4/45 × 4 = 24/180
Add the two like fractions:
3240/180 + 24/180 = 3240 + 24/180 = 3264/180
3264/180 simplified gives 272/15
So, 72/4 + 6/45 = 272/15
In mixed form: 182/15

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