Subtract 20/75 from 7/98
7/98 - 20/75 is -41/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 75 is 7350
Next, find the equivalent fraction of both fractional numbers with denominator 7350 - For the 1st fraction, since 98 × 75 = 7350,
7/98 = 7 × 75/98 × 75 = 525/7350 - Likewise, for the 2nd fraction, since 75 × 98 = 7350,
20/75 = 20 × 98/75 × 98 = 1960/7350 - Subtract the two like fractions:
525/7350 - 1960/7350 = 525 - 1960/7350 = -1435/7350 - After reducing the fraction, the answer is -41/210
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