Answers

Subtract 27/16 from 24/20

1^st number: 1 4/20, 2^nd number: 1 11/16

24/20 - 27/16 is -39/80.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 16 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 20 × 4 = 80,
   24/20 = 24 × 4/20 × 4 = 96/80
3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
   27/16 = 27 × 5/16 × 5 = 135/80
4. Subtract the two like fractions:
   96/80 - 135/80 = 96 - 135/80 = -39/80

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