Answers

Subtract 4/60 from 20/30

20/30 - 4/60 is 3/5.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 60 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 30 × 2 = 60,
   20/30 = 20 × 2/30 × 2 = 40/60
3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
   4/60 = 4 × 1/60 × 1 = 4/60
4. Subtract the two like fractions:
   40/60 - 4/60 = 40 - 4/60 = 36/60
5. After reducing the fraction, the answer is 3/5

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