Answers

Subtract 84/5 from 25/2

1^st number: 12 1/2, 2^nd number: 16 4/5

25/2 - 84/5 is -43/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 5 is 10
   
   Next, find the equivalent fraction of both fractional numbers with denominator 10
2. For the 1st fraction, since 2 × 5 = 10,
   25/2 = 25 × 5/2 × 5 = 125/10
3. Likewise, for the 2nd fraction, since 5 × 2 = 10,
   84/5 = 84 × 2/5 × 2 = 168/10
4. Subtract the two like fractions:
   125/10 - 168/10 = 125 - 168/10 = -43/10

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