Answers

Subtract 9/80 from 56/20

1^st number: 2 16/20, 2^nd number: 9/80

56/20 - 9/80 is 43/16.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 20 × 4 = 80,
   56/20 = 56 × 4/20 × 4 = 224/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   9/80 = 9 × 1/80 × 1 = 9/80
4. Subtract the two like fractions:
   224/80 - 9/80 = 224 - 9/80 = 215/80
5. After reducing the fraction, the answer is 43/16
6. In mixed form: 211/16

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