Answers

Subtract 8/5 from 25/16

1^st number: 1 9/16, 2^nd number: 1 3/5

25/16 - 8/5 is -3/80.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 5 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 16 × 5 = 80,
   25/16 = 25 × 5/16 × 5 = 125/80
3. Likewise, for the 2nd fraction, since 5 × 16 = 80,
   8/5 = 8 × 16/5 × 16 = 128/80
4. Subtract the two like fractions:
   125/80 - 128/80 = 125 - 128/80 = -3/80

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