Answers

Subtract 84/15 from 25/30

1^st number: 25/30, 2^nd number: 5 9/15

25/30 - 84/15 is -143/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 15 is 30
   
   Next, find the equivalent fraction of both fractional numbers with denominator 30
2. For the 1st fraction, since 30 × 1 = 30,
   25/30 = 25 × 1/30 × 1 = 25/30
3. Likewise, for the 2nd fraction, since 15 × 2 = 30,
   84/15 = 84 × 2/15 × 2 = 168/30
4. Subtract the two like fractions:
   25/30 - 168/30 = 25 - 168/30 = -143/30

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