Answers

Subtract 28/15 from 25/14

1^st number: 1 11/14, 2^nd number: 1 13/15

25/14 - 28/15 is -17/210.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 15 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 14 × 15 = 210,
   25/14 = 25 × 15/14 × 15 = 375/210
3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
   28/15 = 28 × 14/15 × 14 = 392/210
4. Subtract the two like fractions:
   375/210 - 392/210 = 375 - 392/210 = -17/210

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