Answers

Subtract 98/5 from 42/4

1^st number: 10 2/4, 2^nd number: 19 3/5

42/4 - 98/5 is -91/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 5 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 4 × 5 = 20,
   42/4 = 42 × 5/4 × 5 = 210/20
3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
   98/5 = 98 × 4/5 × 4 = 392/20
4. Subtract the two like fractions:
   210/20 - 392/20 = 210 - 392/20 = -182/20
5. After reducing the fraction, the answer is -91/10

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