Answers

Subtract 98/20 from 20/75

1^st number: 20/75, 2^nd number: 4 18/20

20/75 - 98/20 is -139/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 20 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 75 × 4 = 300,
   20/75 = 20 × 4/75 × 4 = 80/300
3. Likewise, for the 2nd fraction, since 20 × 15 = 300,
   98/20 = 98 × 15/20 × 15 = 1470/300
4. Subtract the two like fractions:
   80/300 - 1470/300 = 80 - 1470/300 = -1390/300
5. After reducing the fraction, the answer is -139/30

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