Answers

Subtract 25/60 from 20/80

20/80 - 25/60 is -1/6.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 60 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 80 × 3 = 240,
   20/80 = 20 × 3/80 × 3 = 60/240
3. Likewise, for the 2nd fraction, since 60 × 4 = 240,
   25/60 = 25 × 4/60 × 4 = 100/240
4. Subtract the two like fractions:
   60/240 - 100/240 = 60 - 100/240 = -40/240
5. After reducing the fraction, the answer is -1/6

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