Answers

Subtract 48/30 from 63/98

1^st number: 63/98, 2^nd number: 1 18/30

63/98 - 48/30 is -67/70.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 30 is 1470
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1470
2. For the 1st fraction, since 98 × 15 = 1470,
   63/98 = 63 × 15/98 × 15 = 945/1470
3. Likewise, for the 2nd fraction, since 30 × 49 = 1470,
   48/30 = 48 × 49/30 × 49 = 2352/1470
4. Subtract the two like fractions:
   945/1470 - 2352/1470 = 945 - 2352/1470 = -1407/1470
5. After reducing the fraction, the answer is -67/70

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