Answers

Subtract 45/90 from 36/5

1^st number: 7 1/5, 2^nd number: 45/90

36/5 - 45/90 is 67/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 5 × 18 = 90,
   36/5 = 36 × 18/5 × 18 = 648/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   45/90 = 45 × 1/90 × 1 = 45/90
4. Subtract the two like fractions:
   648/90 - 45/90 = 648 - 45/90 = 603/90
5. After reducing the fraction, the answer is 67/10
6. In mixed form: 67/10

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