Answers

Subtract 1/90 from 90/2

1^st number: 45 0/2, 2^nd number: 1/90

90/2 - 1/90 is 4049/90.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 2 × 45 = 90,
   90/2 = 90 × 45/2 × 45 = 4050/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   1/90 = 1 × 1/90 × 1 = 1/90
4. Subtract the two like fractions:
   4050/90 - 1/90 = 4050 - 1/90 = 4049/90
5. In mixed form: 4489/90

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