Subtract 21/10 from 2/98
1st number: 2/98, 2nd number: 2 1/10
2/98 - 21/10 is -1019/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
2/98 = 2 × 5/98 × 5 = 10/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
21/10 = 21 × 49/10 × 49 = 1029/490 - Subtract the two like fractions:
10/490 - 1029/490 = 10 - 1029/490 = -1019/490
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