Answers

Subtract 20/54 from 84/56

1^st number: 1 28/56, 2^nd number: 20/54

84/56 - 20/54 is 61/54.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 54 is 1512
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1512
2. For the 1st fraction, since 56 × 27 = 1512,
   84/56 = 84 × 27/56 × 27 = 2268/1512
3. Likewise, for the 2nd fraction, since 54 × 28 = 1512,
   20/54 = 20 × 28/54 × 28 = 560/1512
4. Subtract the two like fractions:
   2268/1512 - 560/1512 = 2268 - 560/1512 = 1708/1512
5. After reducing the fraction, the answer is 61/54
6. In mixed form: 17/54

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