Add 75/12 and 18/72, Solve 6 3/12 + 18/72 as a fraction

Add 75/12 and 18/72

1^st number: 6 3/12, 2^nd number: 18/72

75/12 + 18/72 is 13/2.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 12 × 6 = 72,
75/12 = 75 × 6/12 × 6 = 450/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
18/72 = 18 × 1/72 × 1 = 18/72
Add the two like fractions:
450/72 + 18/72 = 450 + 18/72 = 468/72
468/72 simplified gives 13/2
So, 75/12 + 18/72 = 13/2
In mixed form: 61/2

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