Answers

Subtract 27/96 from 10/42

10/42 - 27/96 is -29/672.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 96 is 672
   
   Next, find the equivalent fraction of both fractional numbers with denominator 672
2. For the 1st fraction, since 42 × 16 = 672,
   10/42 = 10 × 16/42 × 16 = 160/672
3. Likewise, for the 2nd fraction, since 96 × 7 = 672,
   27/96 = 27 × 7/96 × 7 = 189/672
4. Subtract the two like fractions:
   160/672 - 189/672 = 160 - 189/672 = -29/672

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