Answers

Subtract 27/24 from 5/42

1^st number: 5/42, 2^nd number: 1 3/24

5/42 - 27/24 is -169/168.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 24 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 42 × 4 = 168,
   5/42 = 5 × 4/42 × 4 = 20/168
3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
   27/24 = 27 × 7/24 × 7 = 189/168
4. Subtract the two like fractions:
   20/168 - 189/168 = 20 - 189/168 = -169/168

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