Answers

Subtract 7/9 from 9/18

9/18 - 7/9 is -5/18.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 9 is 18
   
   Next, find the equivalent fraction of both fractional numbers with denominator 18
2. For the 1st fraction, since 18 × 1 = 18,
   9/18 = 9 × 1/18 × 1 = 9/18
3. Likewise, for the 2nd fraction, since 9 × 2 = 18,
   7/9 = 7 × 2/9 × 2 = 14/18
4. Subtract the two like fractions:
   9/18 - 14/18 = 9 - 14/18 = -5/18

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