Answers

Subtract 45/18 from 75/5

1^st number: 15 0/5, 2^nd number: 2 9/18

75/5 - 45/18 is 25/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 18 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 5 × 18 = 90,
   75/5 = 75 × 18/5 × 18 = 1350/90
3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
   45/18 = 45 × 5/18 × 5 = 225/90
4. Subtract the two like fractions:
   1350/90 - 225/90 = 1350 - 225/90 = 1125/90
5. After reducing the fraction, the answer is 25/2
6. In mixed form: 121/2

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