Answers

Subtract 56/27 from 48/42

1^st number: 1 6/42, 2^nd number: 2 2/27

48/42 - 56/27 is -176/189.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 27 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 42 × 9 = 378,
   48/42 = 48 × 9/42 × 9 = 432/378
3. Likewise, for the 2nd fraction, since 27 × 14 = 378,
   56/27 = 56 × 14/27 × 14 = 784/378
4. Subtract the two like fractions:
   432/378 - 784/378 = 432 - 784/378 = -352/378
5. After reducing the fraction, the answer is -176/189

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