Answers

Subtract 8/81 from 72/60

1^st number: 1 12/60, 2^nd number: 8/81

72/60 - 8/81 is 446/405.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 81 is 1620
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1620
2. For the 1st fraction, since 60 × 27 = 1620,
   72/60 = 72 × 27/60 × 27 = 1944/1620
3. Likewise, for the 2nd fraction, since 81 × 20 = 1620,
   8/81 = 8 × 20/81 × 20 = 160/1620
4. Subtract the two like fractions:
   1944/1620 - 160/1620 = 1944 - 160/1620 = 1784/1620
5. After reducing the fraction, the answer is 446/405
6. In mixed form: 141/405

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