Answers

Subtract 2/8 from 20/63

20/63 - 2/8 is 17/252.

Steps for subtracting fractions

1. 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
2. For the 1st fraction, since 63 × 8 = 504,
   20/63 = 20 × 8/63 × 8 = 160/504
3. Likewise, for the 2nd fraction, since 8 × 63 = 504,
   2/8 = 2 × 63/8 × 63 = 126/504
4. Subtract the two like fractions:
   160/504 - 126/504 = 160 - 126/504 = 34/504
5. After reducing the fraction, the answer is 17/252

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