Answers

Subtract 20/60 from 84/54

1^st number: 1 30/54, 2^nd number: 20/60

84/54 - 20/60 is 11/9.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 60 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 54 × 10 = 540,
   84/54 = 84 × 10/54 × 10 = 840/540
3. Likewise, for the 2nd fraction, since 60 × 9 = 540,
   20/60 = 20 × 9/60 × 9 = 180/540
4. Subtract the two like fractions:
   840/540 - 180/540 = 840 - 180/540 = 660/540
5. After reducing the fraction, the answer is 11/9
6. In mixed form: 12/9

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