Answers

Subtract 84/25 from 15/10

1^st number: 1 5/10, 2^nd number: 3 9/25

15/10 - 84/25 is -93/50.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 25 is 50
   
   Next, find the equivalent fraction of both fractional numbers with denominator 50
2. For the 1st fraction, since 10 × 5 = 50,
   15/10 = 15 × 5/10 × 5 = 75/50
3. Likewise, for the 2nd fraction, since 25 × 2 = 50,
   84/25 = 84 × 2/25 × 2 = 168/50
4. Subtract the two like fractions:
   75/50 - 168/50 = 75 - 168/50 = -93/50

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