Answers

Subtract 50/54 from 90/72

1^st number: 1 18/72, 2^nd number: 50/54

90/72 - 50/54 is 35/108.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 54 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 72 × 3 = 216,
   90/72 = 90 × 3/72 × 3 = 270/216
3. Likewise, for the 2nd fraction, since 54 × 4 = 216,
   50/54 = 50 × 4/54 × 4 = 200/216
4. Subtract the two like fractions:
   270/216 - 200/216 = 270 - 200/216 = 70/216
5. After reducing the fraction, the answer is 35/108

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