Answers

Subtract 12/5 from 5/90

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

5/90 - 12/5 is -211/90.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 5 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 90 × 1 = 90,
   5/90 = 5 × 1/90 × 1 = 5/90
3. Likewise, for the 2nd fraction, since 5 × 18 = 90,
   12/5 = 12 × 18/5 × 18 = 216/90
4. Subtract the two like fractions:
   5/90 - 216/90 = 5 - 216/90 = -211/90

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