Answers

Subtract 21/98 from 2/35

2/35 - 21/98 is -11/70.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 98 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 35 × 14 = 490,
   2/35 = 2 × 14/35 × 14 = 28/490
3. Likewise, for the 2nd fraction, since 98 × 5 = 490,
   21/98 = 21 × 5/98 × 5 = 105/490
4. Subtract the two like fractions:
   28/490 - 105/490 = 28 - 105/490 = -77/490
5. After reducing the fraction, the answer is -11/70

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