Answers

Subtract 7/63 from 4/15

4/15 - 7/63 is 7/45.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 63 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 15 × 21 = 315,
   4/15 = 4 × 21/15 × 21 = 84/315
3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
   7/63 = 7 × 5/63 × 5 = 35/315
4. Subtract the two like fractions:
   84/315 - 35/315 = 84 - 35/315 = 49/315
5. After reducing the fraction, the answer is 7/45

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