Add 27/15 and 63/25, Solve 1 12/15 + 2 13/25 as a fraction

Add 27/15 and 63/25

1^st number: 1 12/15, 2^nd number: 2 13/25

27/15 + 63/25 is 108/25.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 25 is 75

Next, find the equivalent fraction of both fractional numbers with denominator 75
For the 1st fraction, since 15 × 5 = 75,
27/15 = 27 × 5/15 × 5 = 135/75
Likewise, for the 2nd fraction, since 25 × 3 = 75,
63/25 = 63 × 3/25 × 3 = 189/75
Add the two like fractions:
135/75 + 189/75 = 135 + 189/75 = 324/75
324/75 simplified gives 108/25
So, 27/15 + 63/25 = 108/25
In mixed form: 48/25

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