Add 25/4 and 63/18, Solve 6 1/4 + 3 9/18 as a fraction

Add 25/4 and 63/18

1^st number: 6 1/4, 2^nd number: 3 9/18

25/4 + 63/18 is 39/4.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36

Next, find the equivalent fraction of both fractional numbers with denominator 36
For the 1st fraction, since 4 × 9 = 36,
25/4 = 25 × 9/4 × 9 = 225/36
Likewise, for the 2nd fraction, since 18 × 2 = 36,
63/18 = 63 × 2/18 × 2 = 126/36
Add the two like fractions:
225/36 + 126/36 = 225 + 126/36 = 351/36
351/36 simplified gives 39/4
So, 25/4 + 63/18 = 39/4
In mixed form: 93/4

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