Answers

Subtract 45/28 from 30/2

1^st number: 15 0/2, 2^nd number: 1 17/28

30/2 - 45/28 is 375/28.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 28 is 28
   
   Next, find the equivalent fraction of both fractional numbers with denominator 28
2. For the 1st fraction, since 2 × 14 = 28,
   30/2 = 30 × 14/2 × 14 = 420/28
3. Likewise, for the 2nd fraction, since 28 × 1 = 28,
   45/28 = 45 × 1/28 × 1 = 45/28
4. Subtract the two like fractions:
   420/28 - 45/28 = 420 - 45/28 = 375/28
5. In mixed form: 1311/28

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