Answers

Subtract 49/27 from 45/63

1^st number: 45/63, 2^nd number: 1 22/27

45/63 - 49/27 is -208/189.

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,
   45/63 = 45 × 3/63 × 3 = 135/189
3. Likewise, for the 2nd fraction, since 27 × 7 = 189,
   49/27 = 49 × 7/27 × 7 = 343/189
4. Subtract the two like fractions:
   135/189 - 343/189 = 135 - 343/189 = -208/189

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