Answers

Subtract 84/80 from 72/6

1^st number: 12 0/6, 2^nd number: 1 4/80

72/6 - 84/80 is 219/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 6 and 80 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 6 × 40 = 240,
   72/6 = 72 × 40/6 × 40 = 2880/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   84/80 = 84 × 3/80 × 3 = 252/240
4. Subtract the two like fractions:
   2880/240 - 252/240 = 2880 - 252/240 = 2628/240
5. After reducing the fraction, the answer is 219/20
6. In mixed form: 1019/20

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