Answers

Subtract 45/18 from 80/25

1^st number: 3 5/25, 2^nd number: 2 9/18

80/25 - 45/18 is 7/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 18 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 25 × 18 = 450,
   80/25 = 80 × 18/25 × 18 = 1440/450
3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
   45/18 = 45 × 25/18 × 25 = 1125/450
4. Subtract the two like fractions:
   1440/450 - 1125/450 = 1440 - 1125/450 = 315/450
5. After reducing the fraction, the answer is 7/10

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