Add 21/2 and 10/63, Solve 10 1/2 + 10/63 as a fraction

Add 21/2 and 10/63

1^st number: 10 1/2, 2^nd number: 10/63

21/2 + 10/63 is 1343/126.

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,
21/2 = 21 × 63/2 × 63 = 1323/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
10/63 = 10 × 2/63 × 2 = 20/126
Add the two like fractions:
1323/126 + 20/126 = 1323 + 20/126 = 1343/126
So, 21/2 + 10/63 = 1343/126
In mixed form: 1083/126

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