Answers

Subtract 80/54 from 90/45

1^st number: 2 0/45, 2^nd number: 1 26/54

90/45 - 80/54 is 14/27.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 45 × 6 = 270,
   90/45 = 90 × 6/45 × 6 = 540/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   80/54 = 80 × 5/54 × 5 = 400/270
4. Subtract the two like fractions:
   540/270 - 400/270 = 540 - 400/270 = 140/270
5. After reducing the fraction, the answer is 14/27

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