Answers

Subtract 8/80 from 80/18

1^st number: 4 8/18, 2^nd number: 8/80

80/18 - 8/80 is 391/90.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 18 × 40 = 720,
   80/18 = 80 × 40/18 × 40 = 3200/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   8/80 = 8 × 9/80 × 9 = 72/720
4. Subtract the two like fractions:
   3200/720 - 72/720 = 3200 - 72/720 = 3128/720
5. After reducing the fraction, the answer is 391/90
6. In mixed form: 431/90

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