Add 90/28 and 25/63, Solve 3 6/28 + 25/63 as a fraction

Add 90/28 and 25/63

1^st number: 3 6/28, 2^nd number: 25/63

90/28 + 25/63 is 65/18.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 63 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 28 × 9 = 252,
90/28 = 90 × 9/28 × 9 = 810/252
Likewise, for the 2nd fraction, since 63 × 4 = 252,
25/63 = 25 × 4/63 × 4 = 100/252
Add the two like fractions:
810/252 + 100/252 = 810 + 100/252 = 910/252
910/252 simplified gives 65/18
So, 90/28 + 25/63 = 65/18
In mixed form: 311/18

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