Answers

Subtract 50/49 from 18/30

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

18/30 - 50/49 is -103/245.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 49 is 1470
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1470
2. For the 1st fraction, since 30 × 49 = 1470,
   18/30 = 18 × 49/30 × 49 = 882/1470
3. Likewise, for the 2nd fraction, since 49 × 30 = 1470,
   50/49 = 50 × 30/49 × 30 = 1500/1470
4. Subtract the two like fractions:
   882/1470 - 1500/1470 = 882 - 1500/1470 = -618/1470
5. After reducing the fraction, the answer is -103/245

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