Subtract 21/75 from 30/2, Solve 15 0/2

Subtract 21/75 from 30/2

1^st number: 15 0/2, 2^nd number: 21/75

30/2 - 21/75 is 368/25.

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,
30/2 = 30 × 75/2 × 75 = 2250/150
Likewise, for the 2nd fraction, since 75 × 2 = 150,
21/75 = 21 × 2/75 × 2 = 42/150
Subtract the two like fractions:
2250/150 - 42/150 = 2250 - 42/150 = 2208/150
After reducing the fraction, the answer is 368/25
In mixed form: 1418/25

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