Add 45/27 and 63/12, Solve 1 18/27 + 5 3/12 as a fraction

Add 45/27 and 63/12

1^st number: 1 18/27, 2^nd number: 5 3/12

45/27 + 63/12 is 83/12.

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

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 27 × 4 = 108,
45/27 = 45 × 4/27 × 4 = 180/108
Likewise, for the 2nd fraction, since 12 × 9 = 108,
63/12 = 63 × 9/12 × 9 = 567/108
Add the two like fractions:
180/108 + 567/108 = 180 + 567/108 = 747/108
747/108 simplified gives 83/12
So, 45/27 + 63/12 = 83/12
In mixed form: 611/12

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