Subtract 1/8 from 15/63, Solve 15/63

Subtract 1/8 from 15/63

15/63 - 1/8 is 19/168.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 63 × 8 = 504,
15/63 = 15 × 8/63 × 8 = 120/504
Likewise, for the 2nd fraction, since 8 × 63 = 504,
1/8 = 1 × 63/8 × 63 = 63/504
Subtract the two like fractions:
120/504 - 63/504 = 120 - 63/504 = 57/504
After reducing the fraction, the answer is 19/168

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