Answers

Subtract 15/9 from 24/28

1^st number: 24/28, 2^nd number: 1 6/9

24/28 - 15/9 is -17/21.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 9 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 28 × 9 = 252,
   24/28 = 24 × 9/28 × 9 = 216/252
3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
   15/9 = 15 × 28/9 × 28 = 420/252
4. Subtract the two like fractions:
   216/252 - 420/252 = 216 - 420/252 = -204/252
5. After reducing the fraction, the answer is -17/21

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