Answers

Subtract 30/49 from 90/18

1^st number: 5 0/18, 2^nd number: 30/49

90/18 - 30/49 is 215/49.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 49 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 18 × 49 = 882,
   90/18 = 90 × 49/18 × 49 = 4410/882
3. Likewise, for the 2nd fraction, since 49 × 18 = 882,
   30/49 = 30 × 18/49 × 18 = 540/882
4. Subtract the two like fractions:
   4410/882 - 540/882 = 4410 - 540/882 = 3870/882
5. After reducing the fraction, the answer is 215/49
6. In mixed form: 419/49

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