Answers

Subtract 28/25 from 15/70

1^st number: 15/70, 2^nd number: 1 3/25

15/70 - 28/25 is -317/350.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 25 is 350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 350
2. For the 1st fraction, since 70 × 5 = 350,
   15/70 = 15 × 5/70 × 5 = 75/350
3. Likewise, for the 2nd fraction, since 25 × 14 = 350,
   28/25 = 28 × 14/25 × 14 = 392/350
4. Subtract the two like fractions:
   75/350 - 392/350 = 75 - 392/350 = -317/350

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