Answers

Subtract 9/80 from 4/60

4/60 - 9/80 is -11/240.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 80 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 60 × 4 = 240,
   4/60 = 4 × 4/60 × 4 = 16/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   9/80 = 9 × 3/80 × 3 = 27/240
4. Subtract the two like fractions:
   16/240 - 27/240 = 16 - 27/240 = -11/240

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