Answers

Subtract 4/75 from 7/63

7/63 - 4/75 is 13/225.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 75 is 1575
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1575
2. For the 1st fraction, since 63 × 25 = 1575,
   7/63 = 7 × 25/63 × 25 = 175/1575
3. Likewise, for the 2nd fraction, since 75 × 21 = 1575,
   4/75 = 4 × 21/75 × 21 = 84/1575
4. Subtract the two like fractions:
   175/1575 - 84/1575 = 175 - 84/1575 = 91/1575
5. After reducing the fraction, the answer is 13/225

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