Answers

Subtract 8/84 from 42/6

1^st number: 7 0/6, 2^nd number: 8/84

42/6 - 8/84 is 145/21.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 6 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 6 × 14 = 84,
   42/6 = 42 × 14/6 × 14 = 588/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   8/84 = 8 × 1/84 × 1 = 8/84
4. Subtract the two like fractions:
   588/84 - 8/84 = 588 - 8/84 = 580/84
5. After reducing the fraction, the answer is 145/21
6. In mixed form: 619/21

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