Answers

Subtract 45/80 from 28/14

1^st number: 2 0/14, 2^nd number: 45/80

28/14 - 45/80 is 23/16.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 80 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 14 × 40 = 560,
   28/14 = 28 × 40/14 × 40 = 1120/560
3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
   45/80 = 45 × 7/80 × 7 = 315/560
4. Subtract the two like fractions:
   1120/560 - 315/560 = 1120 - 315/560 = 805/560
5. After reducing the fraction, the answer is 23/16
6. In mixed form: 17/16

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