Answers

Subtract 9/8 from 90/80

1^st number: 1 10/80, 2^nd number: 1 1/8

90/80 - 9/8 is 0/1.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 8 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 80 × 1 = 80,
   90/80 = 90 × 1/80 × 1 = 90/80
3. Likewise, for the 2nd fraction, since 8 × 10 = 80,
   9/8 = 9 × 10/8 × 10 = 90/80
4. Subtract the two like fractions:
   90/80 - 90/80 = 90 - 90/80 = 0/80
5. The answer is 0

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