Answers

Subtract 90/60 from 15/75

1^st number: 15/75, 2^nd number: 1 30/60

15/75 - 90/60 is -13/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 60 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 75 × 4 = 300,
   15/75 = 15 × 4/75 × 4 = 60/300
3. Likewise, for the 2nd fraction, since 60 × 5 = 300,
   90/60 = 90 × 5/60 × 5 = 450/300
4. Subtract the two like fractions:
   60/300 - 450/300 = 60 - 450/300 = -390/300
5. After reducing the fraction, the answer is -13/10

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