Answers

Subtract 42/9 from 28/2

1^st number: 14 0/2, 2^nd number: 4 6/9

28/2 - 42/9 is 28/3.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 9 is 18
2. For the 1st fraction, since 2 × 9 = 18,
   28/2 = 28 × 9/2 × 9 = 252/18
3. Likewise, for the 2nd fraction, since 9 × 2 = 18,
   42/9 = 42 × 2/9 × 2 = 84/18
4. Subtract the two fractions:
   252/18 - 84/18 = 252 - 84/18 = 168/18
5. After reducing the fraction, the answer is 28/3
6. In mixed form: 91/3

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