Subtract 45/98 from 18/45
18/45 - 45/98 is -29/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 45 × 98 = 4410,
18/45 = 18 × 98/45 × 98 = 1764/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
45/98 = 45 × 45/98 × 45 = 2025/4410 - Subtract the two like fractions:
1764/4410 - 2025/4410 = 1764 - 2025/4410 = -261/4410 - After reducing the fraction, the answer is -29/490
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