Subtract 72/98 from 8/28
8/28 - 72/98 is -22/49.
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,
8/28 = 8 × 7/28 × 7 = 56/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
72/98 = 72 × 2/98 × 2 = 144/196 - Subtract the two like fractions:
56/196 - 144/196 = 56 - 144/196 = -88/196 - After reducing the fraction, the answer is -22/49
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