Answers

Subtract 50/54 from 90/36

1^st number: 2 18/36, 2^nd number: 50/54

90/36 - 50/54 is 85/54.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 54 is 108
   
   Next, find the equivalent fraction of both fractional numbers with denominator 108
2. For the 1st fraction, since 36 × 3 = 108,
   90/36 = 90 × 3/36 × 3 = 270/108
3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
   50/54 = 50 × 2/54 × 2 = 100/108
4. Subtract the two like fractions:
   270/108 - 100/108 = 270 - 100/108 = 170/108
5. After reducing the fraction, the answer is 85/54
6. In mixed form: 131/54

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