Answers

Subtract 2/4 from 20/56

20/56 - 2/4 is -1/7.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 4 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 56 × 1 = 56,
   20/56 = 20 × 1/56 × 1 = 20/56
3. Likewise, for the 2nd fraction, since 4 × 14 = 56,
   2/4 = 2 × 14/4 × 14 = 28/56
4. Subtract the two like fractions:
   20/56 - 28/56 = 20 - 28/56 = -8/56
5. After reducing the fraction, the answer is -1/7

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