Add 25/2 and 30/63, Solve 12 1/2 + 30/63 as a fraction

Add 25/2 and 30/63

1^st number: 12 1/2, 2^nd number: 30/63

25/2 + 30/63 is 545/42.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 2 × 63 = 126,
25/2 = 25 × 63/2 × 63 = 1575/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
30/63 = 30 × 2/63 × 2 = 60/126
Add the two like fractions:
1575/126 + 60/126 = 1575 + 60/126 = 1635/126
1635/126 simplified gives 545/42
So, 25/2 + 30/63 = 545/42
In mixed form: 1241/42

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