Answers

Subtract 18/9 from 24/63

1^st number: 24/63, 2^nd number: 2 0/9

24/63 - 18/9 is -34/21.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 9 is 63
   
   Next, find the equivalent fraction of both fractional numbers with denominator 63
2. For the 1st fraction, since 63 × 1 = 63,
   24/63 = 24 × 1/63 × 1 = 24/63
3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
   18/9 = 18 × 7/9 × 7 = 126/63
4. Subtract the two like fractions:
   24/63 - 126/63 = 24 - 126/63 = -102/63
5. After reducing the fraction, the answer is -34/21

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