Add 18/72 and 45/27, Solve 18/72 + 1 18/27 as a fraction

Add 18/72 and 45/27

1^st number: 18/72, 2^nd number: 1 18/27

18/72 + 45/27 is 23/12.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 27 is 216

Next, find the equivalent fraction of both fractional numbers with denominator 216
For the 1st fraction, since 72 × 3 = 216,
18/72 = 18 × 3/72 × 3 = 54/216
Likewise, for the 2nd fraction, since 27 × 8 = 216,
45/27 = 45 × 8/27 × 8 = 360/216
Add the two like fractions:
54/216 + 360/216 = 54 + 360/216 = 414/216
414/216 simplified gives 23/12
So, 18/72 + 45/27 = 23/12
In mixed form: 111/12

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