Answers

Subtract 42/80 from 42/3

1^st number: 14 0/3, 2^nd number: 42/80

42/3 - 42/80 is 539/40.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 80 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 3 × 80 = 240,
   42/3 = 42 × 80/3 × 80 = 3360/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   42/80 = 42 × 3/80 × 3 = 126/240
4. Subtract the two like fractions:
   3360/240 - 126/240 = 3360 - 126/240 = 3234/240
5. After reducing the fraction, the answer is 539/40
6. In mixed form: 1319/40

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