Subtract 45/49 from 70/98
70/98 - 45/49 is -10/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 98 × 1 = 98,
70/98 = 70 × 1/98 × 1 = 70/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
45/49 = 45 × 2/49 × 2 = 90/98 - Subtract the two like fractions:
70/98 - 90/98 = 70 - 90/98 = -20/98 - After reducing the fraction, the answer is -10/49
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