Answers

Subtract 15/10 from 50/90

1^st number: 50/90, 2^nd number: 1 5/10

50/90 - 15/10 is -17/18.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 10 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 90 × 1 = 90,
   50/90 = 50 × 1/90 × 1 = 50/90
3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
   15/10 = 15 × 9/10 × 9 = 135/90
4. Subtract the two like fractions:
   50/90 - 135/90 = 50 - 135/90 = -85/90
5. After reducing the fraction, the answer is -17/18

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