Answers

Subtract 15/7 from 6/84

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

6/84 - 15/7 is -29/14.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 7 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   6/84 = 6 × 1/84 × 1 = 6/84
3. Likewise, for the 2nd fraction, since 7 × 12 = 84,
   15/7 = 15 × 12/7 × 12 = 180/84
4. Subtract the two like fractions:
   6/84 - 180/84 = 6 - 180/84 = -174/84
5. After reducing the fraction, the answer is -29/14

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