Answers

Subtract 42/3 from 5/90

1^st number: 5/90, 2^nd number: 14 0/3

5/90 - 42/3 is -251/18.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 3 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 3 × 30 = 90,
   42/3 = 42 × 30/3 × 30 = 1260/90
4. Subtract the two like fractions:
   5/90 - 1260/90 = 5 - 1260/90 = -1255/90
5. After reducing the fraction, the answer is -251/18

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