Answers

Subtract 27/9 from 56/20

1^st number: 2 16/20, 2^nd number: 3 0/9

56/20 - 27/9 is -1/5.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 9 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 20 × 9 = 180,
   56/20 = 56 × 9/20 × 9 = 504/180
3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
   27/9 = 27 × 20/9 × 20 = 540/180
4. Subtract the two like fractions:
   504/180 - 540/180 = 504 - 540/180 = -36/180
5. After reducing the fraction, the answer is -1/5

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