Answers

Subtract 4/20 from 49/56

49/56 - 4/20 is 27/40.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 20 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 56 × 5 = 280,
   49/56 = 49 × 5/56 × 5 = 245/280
3. Likewise, for the 2nd fraction, since 20 × 14 = 280,
   4/20 = 4 × 14/20 × 14 = 56/280
4. Subtract the two like fractions:
   245/280 - 56/280 = 245 - 56/280 = 189/280
5. After reducing the fraction, the answer is 27/40

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