Add 21/2 and 25/75, Solve 10 1/2 + 25/75 as a fraction

Add 21/2 and 25/75

1^st number: 10 1/2, 2^nd number: 25/75

21/2 + 25/75 is 65/6.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 75 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 2 × 75 = 150,
21/2 = 21 × 75/2 × 75 = 1575/150
Likewise, for the 2nd fraction, since 75 × 2 = 150,
25/75 = 25 × 2/75 × 2 = 50/150
Add the two like fractions:
1575/150 + 50/150 = 1575 + 50/150 = 1625/150
1625/150 simplified gives 65/6
So, 21/2 + 25/75 = 65/6
In mixed form: 105/6

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