Answers

Subtract 6/28 from 15/20

15/20 - 6/28 is 15/28.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 28 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 20 × 7 = 140,
   15/20 = 15 × 7/20 × 7 = 105/140
3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
   6/28 = 6 × 5/28 × 5 = 30/140
4. Subtract the two like fractions:
   105/140 - 30/140 = 105 - 30/140 = 75/140
5. After reducing the fraction, the answer is 15/28

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