Add 25/2 and 36/9, Solve 12 1/2 + 4 0/9 as a fraction

Add 25/2 and 36/9

1^st number: 12 1/2, 2^nd number: 4 0/9

25/2 + 36/9 is 33/2.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 9 is 18

Next, find the equivalent fraction of both fractional numbers with denominator 18
For the 1st fraction, since 2 × 9 = 18,
25/2 = 25 × 9/2 × 9 = 225/18
Likewise, for the 2nd fraction, since 9 × 2 = 18,
36/9 = 36 × 2/9 × 2 = 72/18
Add the two like fractions:
225/18 + 72/18 = 225 + 72/18 = 297/18
297/18 simplified gives 33/2
So, 25/2 + 36/9 = 33/2
In mixed form: 161/2

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