Answers

Subtract 16/5 from 25/28

1^st number: 25/28, 2^nd number: 3 1/5

25/28 - 16/5 is -323/140.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 5 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 28 × 5 = 140,
   25/28 = 25 × 5/28 × 5 = 125/140
3. Likewise, for the 2nd fraction, since 5 × 28 = 140,
   16/5 = 16 × 28/5 × 28 = 448/140
4. Subtract the two like fractions:
   125/140 - 448/140 = 125 - 448/140 = -323/140

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