Answers

Subtract 21/16 from 98/18

1^st number: 5 8/18, 2^nd number: 1 5/16

98/18 - 21/16 is 595/144.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 16 is 144
   
   Next, find the equivalent fraction of both fractional numbers with denominator 144
2. For the 1st fraction, since 18 × 8 = 144,
   98/18 = 98 × 8/18 × 8 = 784/144
3. Likewise, for the 2nd fraction, since 16 × 9 = 144,
   21/16 = 21 × 9/16 × 9 = 189/144
4. Subtract the two like fractions:
   784/144 - 189/144 = 784 - 189/144 = 595/144
5. In mixed form: 419/144

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