Answers

Subtract 12/4 from 7/84

1^st number: 7/84, 2^nd number: 3 0/4

7/84 - 12/4 is -35/12.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 4 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   7/84 = 7 × 1/84 × 1 = 7/84
3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
   12/4 = 12 × 21/4 × 21 = 252/84
4. Subtract the two like fractions:
   7/84 - 252/84 = 7 - 252/84 = -245/84
5. After reducing the fraction, the answer is -35/12

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