Answers

Subtract 21/45 from 84/98

84/98 - 21/45 is 41/105.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 45 is 4410
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4410
2. For the 1st fraction, since 98 × 45 = 4410,
   84/98 = 84 × 45/98 × 45 = 3780/4410
3. Likewise, for the 2nd fraction, since 45 × 98 = 4410,
   21/45 = 21 × 98/45 × 98 = 2058/4410
4. Subtract the two like fractions:
   3780/4410 - 2058/4410 = 3780 - 2058/4410 = 1722/4410
5. After reducing the fraction, the answer is 41/105

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