Answers

Subtract 56/27 from 42/63

1^st number: 42/63, 2^nd number: 2 2/27

42/63 - 56/27 is -38/27.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 27 is 189
   
   Next, find the equivalent fraction of both fractional numbers with denominator 189
2. For the 1st fraction, since 63 × 3 = 189,
   42/63 = 42 × 3/63 × 3 = 126/189
3. Likewise, for the 2nd fraction, since 27 × 7 = 189,
   56/27 = 56 × 7/27 × 7 = 392/189
4. Subtract the two like fractions:
   126/189 - 392/189 = 126 - 392/189 = -266/189
5. After reducing the fraction, the answer is -38/27

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