Answers

Subtract 16/80 from 75/90

75/90 - 16/80 is 19/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 90 × 8 = 720,
   75/90 = 75 × 8/90 × 8 = 600/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   16/80 = 16 × 9/80 × 9 = 144/720
4. Subtract the two like fractions:
   600/720 - 144/720 = 600 - 144/720 = 456/720
5. After reducing the fraction, the answer is 19/30

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