Answers

Subtract 90/72 from 50/25

1^st number: 2 0/25, 2^nd number: 1 18/72

50/25 - 90/72 is 3/4.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 72 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 25 × 72 = 1800,
   50/25 = 50 × 72/25 × 72 = 3600/1800
3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
   90/72 = 90 × 25/72 × 25 = 2250/1800
4. Subtract the two like fractions:
   3600/1800 - 2250/1800 = 3600 - 2250/1800 = 1350/1800
5. After reducing the fraction, the answer is 3/4

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