Answers

Subtract 1/18 from 28/9

1^st number: 3 1/9, 2^nd number: 1/18

28/9 - 1/18 is 55/18.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 18 is 18
   
   Next, find the equivalent fraction of both fractional numbers with denominator 18
2. For the 1st fraction, since 9 × 2 = 18,
   28/9 = 28 × 2/9 × 2 = 56/18
3. Likewise, for the 2nd fraction, since 18 × 1 = 18,
   1/18 = 1 × 1/18 × 1 = 1/18
4. Subtract the two like fractions:
   56/18 - 1/18 = 56 - 1/18 = 55/18
5. In mixed form: 31/18

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