Add 25/18 and 72/54, Solve 1 7/18 + 1 18/54 as a fraction

Add 25/18 and 72/54

1^st number: 1 7/18, 2^nd number: 1 18/54

25/18 + 72/54 is 49/18.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 54 is 54

Next, find the equivalent fraction of both fractional numbers with denominator 54
For the 1st fraction, since 18 × 3 = 54,
25/18 = 25 × 3/18 × 3 = 75/54
Likewise, for the 2nd fraction, since 54 × 1 = 54,
72/54 = 72 × 1/54 × 1 = 72/54
Add the two like fractions:
75/54 + 72/54 = 75 + 72/54 = 147/54
147/54 simplified gives 49/18
So, 25/18 + 72/54 = 49/18
In mixed form: 213/18

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