Answers

Subtract 1/96 from 42/63

42/63 - 1/96 is 21/32.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 96 is 2016
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2016
2. For the 1st fraction, since 63 × 32 = 2016,
   42/63 = 42 × 32/63 × 32 = 1344/2016
3. Likewise, for the 2nd fraction, since 96 × 21 = 2016,
   1/96 = 1 × 21/96 × 21 = 21/2016
4. Subtract the two like fractions:
   1344/2016 - 21/2016 = 1344 - 21/2016 = 1323/2016
5. After reducing the fraction, the answer is 21/32

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