Answers

Subtract 42/25 from 9/63

1^st number: 9/63, 2^nd number: 1 17/25

9/63 - 42/25 is -269/175.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 25 is 1575
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1575
2. For the 1st fraction, since 63 × 25 = 1575,
   9/63 = 9 × 25/63 × 25 = 225/1575
3. Likewise, for the 2nd fraction, since 25 × 63 = 1575,
   42/25 = 42 × 63/25 × 63 = 2646/1575
4. Subtract the two like fractions:
   225/1575 - 2646/1575 = 225 - 2646/1575 = -2421/1575
5. After reducing the fraction, the answer is -269/175

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