Answers

Subtract 98/35 from 7/20

1^st number: 7/20, 2^nd number: 2 28/35

7/20 - 98/35 is -49/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 35 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 20 × 7 = 140,
   7/20 = 7 × 7/20 × 7 = 49/140
3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
   98/35 = 98 × 4/35 × 4 = 392/140
4. Subtract the two like fractions:
   49/140 - 392/140 = 49 - 392/140 = -343/140
5. After reducing the fraction, the answer is -49/20

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