Subtract 10/45 from 20/98
20/98 - 10/45 is -8/441.
Steps for subtracting fractions
- 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 - For the 1st fraction, since 98 × 45 = 4410,
20/98 = 20 × 45/98 × 45 = 900/4410 - Likewise, for the 2nd fraction, since 45 × 98 = 4410,
10/45 = 10 × 98/45 × 98 = 980/4410 - Subtract the two like fractions:
900/4410 - 980/4410 = 900 - 980/4410 = -80/4410 - After reducing the fraction, the answer is -8/441
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