Answers

Subtract 56/12 from 24/42

1^st number: 24/42, 2^nd number: 4 8/12

24/42 - 56/12 is -86/21.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 12 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 42 × 2 = 84,
   24/42 = 24 × 2/42 × 2 = 48/84
3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
   56/12 = 56 × 7/12 × 7 = 392/84
4. Subtract the two like fractions:
   48/84 - 392/84 = 48 - 392/84 = -344/84
5. After reducing the fraction, the answer is -86/21

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