Add 25/12 and 21/18, Solve 2 1/12 + 1 3/18 as a fraction

Add 25/12 and 21/18

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

25/12 + 21/18 is 13/4.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36

Next, find the equivalent fraction of both fractional numbers with denominator 36
For the 1st fraction, since 12 × 3 = 36,
25/12 = 25 × 3/12 × 3 = 75/36
Likewise, for the 2nd fraction, since 18 × 2 = 36,
21/18 = 21 × 2/18 × 2 = 42/36
Add the two like fractions:
75/36 + 42/36 = 75 + 42/36 = 117/36
117/36 simplified gives 13/4
So, 25/12 + 21/18 = 13/4
In mixed form: 31/4

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