Answers

Subtract 90/25 from 63/8

1^st number: 7 7/8, 2^nd number: 3 15/25

63/8 - 90/25 is 171/40.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 25 is 200
   
   Next, find the equivalent fraction of both fractional numbers with denominator 200
2. For the 1st fraction, since 8 × 25 = 200,
   63/8 = 63 × 25/8 × 25 = 1575/200
3. Likewise, for the 2nd fraction, since 25 × 8 = 200,
   90/25 = 90 × 8/25 × 8 = 720/200
4. Subtract the two like fractions:
   1575/200 - 720/200 = 1575 - 720/200 = 855/200
5. After reducing the fraction, the answer is 171/40
6. In mixed form: 411/40

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