Answers

Subtract 7/54 from 12/7

1^st number: 1 5/7, 2^nd number: 7/54

12/7 - 7/54 is 599/378.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 54 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 7 × 54 = 378,
   12/7 = 12 × 54/7 × 54 = 648/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   7/54 = 7 × 7/54 × 7 = 49/378
4. Subtract the two like fractions:
   648/378 - 49/378 = 648 - 49/378 = 599/378
5. In mixed form: 1221/378

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