Answers

Subtract 30/20 from 4/16

1^st number: 4/16, 2^nd number: 1 10/20

4/16 - 30/20 is -5/4.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 20 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 16 × 5 = 80,
   4/16 = 4 × 5/16 × 5 = 20/80
3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
   30/20 = 30 × 4/20 × 4 = 120/80
4. Subtract the two like fractions:
   20/80 - 120/80 = 20 - 120/80 = -100/80
5. After reducing the fraction, the answer is -5/4

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