Answers

Subtract 8/98 from 63/40

1^st number: 1 23/40, 2^nd number: 8/98

63/40 - 8/98 is 2927/1960.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 98 is 1960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1960
2. For the 1st fraction, since 40 × 49 = 1960,
   63/40 = 63 × 49/40 × 49 = 3087/1960
3. Likewise, for the 2nd fraction, since 98 × 20 = 1960,
   8/98 = 8 × 20/98 × 20 = 160/1960
4. Subtract the two like fractions:
   3087/1960 - 160/1960 = 3087 - 160/1960 = 2927/1960
5. In mixed form: 1967/1960

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