Answers

Subtract 18/45 from 1/75

1/75 - 18/45 is -29/75.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 45 is 225
   
   Next, find the equivalent fraction of both fractional numbers with denominator 225
2. For the 1st fraction, since 75 × 3 = 225,
   1/75 = 1 × 3/75 × 3 = 3/225
3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
   18/45 = 18 × 5/45 × 5 = 90/225
4. Subtract the two like fractions:
   3/225 - 90/225 = 3 - 90/225 = -87/225
5. After reducing the fraction, the answer is -29/75

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