Answers

Subtract 72/35 from 30/98

1^st number: 30/98, 2^nd number: 2 2/35

30/98 - 72/35 is -429/245.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 35 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 98 × 5 = 490,
   30/98 = 30 × 5/98 × 5 = 150/490
3. Likewise, for the 2nd fraction, since 35 × 14 = 490,
   72/35 = 72 × 14/35 × 14 = 1008/490
4. Subtract the two like fractions:
   150/490 - 1008/490 = 150 - 1008/490 = -858/490
5. After reducing the fraction, the answer is -429/245

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