Subtract 21/75 from 3/8, Solve 3/8

Subtract 21/75 from 3/8

3/8 - 21/75 is 19/200.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 75 is 600

Next, find the equivalent fraction of both fractional numbers with denominator 600
For the 1st fraction, since 8 × 75 = 600,
3/8 = 3 × 75/8 × 75 = 225/600
Likewise, for the 2nd fraction, since 75 × 8 = 600,
21/75 = 21 × 8/75 × 8 = 168/600
Subtract the two like fractions:
225/600 - 168/600 = 225 - 168/600 = 57/600
After reducing the fraction, the answer is 19/200

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