Answers

Subtract 50/7 from 45/54

1^st number: 45/54, 2^nd number: 7 1/7

45/54 - 50/7 is -265/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 7 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 54 × 7 = 378,
   45/54 = 45 × 7/54 × 7 = 315/378
3. Likewise, for the 2nd fraction, since 7 × 54 = 378,
   50/7 = 50 × 54/7 × 54 = 2700/378
4. Subtract the two like fractions:
   315/378 - 2700/378 = 315 - 2700/378 = -2385/378
5. After reducing the fraction, the answer is -265/42

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