Answers

Subtract 42/50 from 90/36

1^st number: 2 18/36, 2^nd number: 42/50

90/36 - 42/50 is 83/50.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 50 is 900
   
   Next, find the equivalent fraction of both fractional numbers with denominator 900
2. For the 1st fraction, since 36 × 25 = 900,
   90/36 = 90 × 25/36 × 25 = 2250/900
3. Likewise, for the 2nd fraction, since 50 × 18 = 900,
   42/50 = 42 × 18/50 × 18 = 756/900
4. Subtract the two like fractions:
   2250/900 - 756/900 = 2250 - 756/900 = 1494/900
5. After reducing the fraction, the answer is 83/50
6. In mixed form: 133/50

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