Answers

Subtract 42/36 from 98/20

1^st number: 4 18/20, 2^nd number: 1 6/36

98/20 - 42/36 is 56/15.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 36 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 20 × 9 = 180,
   98/20 = 98 × 9/20 × 9 = 882/180
3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
   42/36 = 42 × 5/36 × 5 = 210/180
4. Subtract the two like fractions:
   882/180 - 210/180 = 882 - 210/180 = 672/180
5. After reducing the fraction, the answer is 56/15
6. In mixed form: 311/15

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