Add 72/54 and 54/72, Solve 1 18/54 + 54/72 as a fraction

Add 72/54 and 54/72

1^st number: 1 18/54, 2^nd number: 54/72

72/54 + 54/72 is 25/12.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 72 is 216

Next, find the equivalent fraction of both fractional numbers with denominator 216
For the 1st fraction, since 54 × 4 = 216,
72/54 = 72 × 4/54 × 4 = 288/216
Likewise, for the 2nd fraction, since 72 × 3 = 216,
54/72 = 54 × 3/72 × 3 = 162/216
Add the two like fractions:
288/216 + 162/216 = 288 + 162/216 = 450/216
450/216 simplified gives 25/12
So, 72/54 + 54/72 = 25/12
In mixed form: 21/12

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