Answers

Subtract 50/54 from 90/28

1^st number: 3 6/28, 2^nd number: 50/54

90/28 - 50/54 is 865/378.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 54 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 28 × 27 = 756,
   90/28 = 90 × 27/28 × 27 = 2430/756
3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
   50/54 = 50 × 14/54 × 14 = 700/756
4. Subtract the two like fractions:
   2430/756 - 700/756 = 2430 - 700/756 = 1730/756
5. After reducing the fraction, the answer is 865/378
6. In mixed form: 2109/378

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