Subtract 7/10 from 4/98
4/98 - 7/10 is -323/490.
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,
4/98 = 4 × 5/98 × 5 = 20/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
7/10 = 7 × 49/10 × 49 = 343/490 - Subtract the two like fractions:
20/490 - 343/490 = 20 - 343/490 = -323/490
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