Subtract 75/98 from 10/28
10/28 - 75/98 is -20/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 98 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
10/28 = 10 × 7/28 × 7 = 70/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
75/98 = 75 × 2/98 × 2 = 150/196 - Subtract the two like fractions:
70/196 - 150/196 = 70 - 150/196 = -80/196 - After reducing the fraction, the answer is -20/49
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