Answers

Subtract 56/9 from 42/54

1^st number: 42/54, 2^nd number: 6 2/9

42/54 - 56/9 is -49/9.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 9 is 54
   
   Next, find the equivalent fraction of both fractional numbers with denominator 54
2. For the 1st fraction, since 54 × 1 = 54,
   42/54 = 42 × 1/54 × 1 = 42/54
3. Likewise, for the 2nd fraction, since 9 × 6 = 54,
   56/9 = 56 × 6/9 × 6 = 336/54
4. Subtract the two like fractions:
   42/54 - 336/54 = 42 - 336/54 = -294/54
5. After reducing the fraction, the answer is -49/9

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