Answers

Subtract 84/5 from 25/20

1^st number: 1 5/20, 2^nd number: 16 4/5

25/20 - 84/5 is -311/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 5 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 20 × 1 = 20,
   25/20 = 25 × 1/20 × 1 = 25/20
3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
   84/5 = 84 × 4/5 × 4 = 336/20
4. Subtract the two like fractions:
   25/20 - 336/20 = 25 - 336/20 = -311/20

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