Answers

Subtract 90/50 from 49/18

1^st number: 2 13/18, 2^nd number: 1 40/50

49/18 - 90/50 is 83/90.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 50 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 18 × 25 = 450,
   49/18 = 49 × 25/18 × 25 = 1225/450
3. Likewise, for the 2nd fraction, since 50 × 9 = 450,
   90/50 = 90 × 9/50 × 9 = 810/450
4. Subtract the two like fractions:
   1225/450 - 810/450 = 1225 - 810/450 = 415/450
5. After reducing the fraction, the answer is 83/90

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