Answers

Subtract 20/49 from 90/98

90/98 - 20/49 is 25/49.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 49 is 98
   
   Next, find the equivalent fraction of both fractional numbers with denominator 98
2. For the 1st fraction, since 98 × 1 = 98,
   90/98 = 90 × 1/98 × 1 = 90/98
3. Likewise, for the 2nd fraction, since 49 × 2 = 98,
   20/49 = 20 × 2/49 × 2 = 40/98
4. Subtract the two like fractions:
   90/98 - 40/98 = 90 - 40/98 = 50/98
5. After reducing the fraction, the answer is 25/49

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