Answers

Subtract 56/54 from 24/42

1^st number: 24/42, 2^nd number: 1 2/54

24/42 - 56/54 is -88/189.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 54 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 42 × 9 = 378,
   24/42 = 24 × 9/42 × 9 = 216/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   56/54 = 56 × 7/54 × 7 = 392/378
4. Subtract the two like fractions:
   216/378 - 392/378 = 216 - 392/378 = -176/378
5. After reducing the fraction, the answer is -88/189

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