Answers

Subtract 21/84 from 98/5

1^st number: 19 3/5, 2^nd number: 21/84

98/5 - 21/84 is 387/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 5 × 84 = 420,
   98/5 = 98 × 84/5 × 84 = 8232/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   21/84 = 21 × 5/84 × 5 = 105/420
4. Subtract the two like fractions:
   8232/420 - 105/420 = 8232 - 105/420 = 8127/420
5. After reducing the fraction, the answer is 387/20
6. In mixed form: 197/20

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