Subtract 18/70 from 27/98
27/98 - 18/70 is 9/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
27/98 = 27 × 5/98 × 5 = 135/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
18/70 = 18 × 7/70 × 7 = 126/490 - Subtract the two like fractions:
135/490 - 126/490 = 135 - 126/490 = 9/490
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