Answers

Subtract 25/9 from 1/18

1^st number: 1/18, 2^nd number: 2 7/9

1/18 - 25/9 is -49/18.

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,
   1/18 = 1 × 1/18 × 1 = 1/18
3. Likewise, for the 2nd fraction, since 9 × 2 = 18,
   25/9 = 25 × 2/9 × 2 = 50/18
4. Subtract the two like fractions:
   1/18 - 50/18 = 1 - 50/18 = -49/18

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