Answers

Subtract 49/20 from 8/63

1^st number: 8/63, 2^nd number: 2 9/20

8/63 - 49/20 is -2927/1260.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 20 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   8/63 = 8 × 20/63 × 20 = 160/1260
3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
   49/20 = 49 × 63/20 × 63 = 3087/1260
4. Subtract the two like fractions:
   160/1260 - 3087/1260 = 160 - 3087/1260 = -2927/1260

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