Add 81/2 and 25/75, Solve 40 1/2 + 25/75 as a fraction

Add 81/2 and 25/75

1^st number: 40 1/2, 2^nd number: 25/75

81/2 + 25/75 is 245/6.

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,
81/2 = 81 × 75/2 × 75 = 6075/150
Likewise, for the 2nd fraction, since 75 × 2 = 150,
25/75 = 25 × 2/75 × 2 = 50/150
Add the two like fractions:
6075/150 + 50/150 = 6075 + 50/150 = 6125/150
6125/150 simplified gives 245/6
So, 81/2 + 25/75 = 245/6
In mixed form: 405/6

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