Add 27/45 and 27/12, Solve 27/45 + 2 3/12 as a fraction

Add 27/45 and 27/12

1^st number: 27/45, 2^nd number: 2 3/12

27/45 + 27/12 is 57/20.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180

Next, find the equivalent fraction of both fractional numbers with denominator 180
For the 1st fraction, since 45 × 4 = 180,
27/45 = 27 × 4/45 × 4 = 108/180
Likewise, for the 2nd fraction, since 12 × 15 = 180,
27/12 = 27 × 15/12 × 15 = 405/180
Add the two like fractions:
108/180 + 405/180 = 108 + 405/180 = 513/180
513/180 simplified gives 57/20
So, 27/45 + 27/12 = 57/20
In mixed form: 217/20

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