Subtract 70/98 from 9/28
9/28 - 70/98 is -11/28.
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,
9/28 = 9 × 7/28 × 7 = 63/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
70/98 = 70 × 2/98 × 2 = 140/196 - Subtract the two like fractions:
63/196 - 140/196 = 63 - 140/196 = -77/196 - After reducing the fraction, the answer is -11/28
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