Answers

Subtract 20/54 from 90/60

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

90/60 - 20/54 is 61/54.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 54 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 60 × 9 = 540,
   90/60 = 90 × 9/60 × 9 = 810/540
3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
   20/54 = 20 × 10/54 × 10 = 200/540
4. Subtract the two like fractions:
   810/540 - 200/540 = 810 - 200/540 = 610/540
5. After reducing the fraction, the answer is 61/54
6. In mixed form: 17/54

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