Answers

Subtract 5/90 from 84/75

1^st number: 1 9/75, 2^nd number: 5/90

84/75 - 5/90 is 479/450.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 90 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 75 × 6 = 450,
   84/75 = 84 × 6/75 × 6 = 504/450
3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
   5/90 = 5 × 5/90 × 5 = 25/450
4. Subtract the two like fractions:
   504/450 - 25/450 = 504 - 25/450 = 479/450
5. In mixed form: 129/450

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