Answers

Subtract 40/6 from 15/90

1^st number: 15/90, 2^nd number: 6 4/6

15/90 - 40/6 is -13/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 6 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 90 × 1 = 90,
   15/90 = 15 × 1/90 × 1 = 15/90
3. Likewise, for the 2nd fraction, since 6 × 15 = 90,
   40/6 = 40 × 15/6 × 15 = 600/90
4. Subtract the two like fractions:
   15/90 - 600/90 = 15 - 600/90 = -585/90
5. After reducing the fraction, the answer is -13/2

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