Answers

Subtract 63/80 from 28/9

1^st number: 3 1/9, 2^nd number: 63/80

28/9 - 63/80 is 1673/720.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 80 is 720
2. For the 1st fraction, since 9 × 80 = 720,
   28/9 = 28 × 80/9 × 80 = 2240/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   63/80 = 63 × 9/80 × 9 = 567/720
4. Subtract the two fractions:
   2240/720 - 567/720 = 2240 - 567/720 = 1673/720
5. In mixed form: 2233/720

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