Answers

Subtract 9/18 from 7/60

7/60 - 9/18 is -23/60.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 18 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 60 × 3 = 180,
   7/60 = 7 × 3/60 × 3 = 21/180
3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
   9/18 = 9 × 10/18 × 10 = 90/180
4. Subtract the two like fractions:
   21/180 - 90/180 = 21 - 90/180 = -69/180
5. After reducing the fraction, the answer is -23/60

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