Subtract 1/8 from 21/75, Solve 21/75

Subtract 1/8 from 21/75

21/75 - 1/8 is 31/200.

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

Next, find the equivalent fraction of both fractional numbers with denominator 600
For the 1st fraction, since 75 × 8 = 600,
21/75 = 21 × 8/75 × 8 = 168/600
Likewise, for the 2nd fraction, since 8 × 75 = 600,
1/8 = 1 × 75/8 × 75 = 75/600
Subtract the two like fractions:
168/600 - 75/600 = 168 - 75/600 = 93/600
After reducing the fraction, the answer is 31/200

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