Answers

Subtract 63/4 from 84/28

1^st number: 3 0/28, 2^nd number: 15 3/4

84/28 - 63/4 is -51/4.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 4 is 28
   
   Next, find the equivalent fraction of both fractional numbers with denominator 28
2. For the 1st fraction, since 28 × 1 = 28,
   84/28 = 84 × 1/28 × 1 = 84/28
3. Likewise, for the 2nd fraction, since 4 × 7 = 28,
   63/4 = 63 × 7/4 × 7 = 441/28
4. Subtract the two like fractions:
   84/28 - 441/28 = 84 - 441/28 = -357/28
5. After reducing the fraction, the answer is -51/4

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