Subtract 5/20 from 70/98
70/98 - 5/20 is 13/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 98 × 10 = 980,
70/98 = 70 × 10/98 × 10 = 700/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
5/20 = 5 × 49/20 × 49 = 245/980 - Subtract the two like fractions:
700/980 - 245/980 = 700 - 245/980 = 455/980 - After reducing the fraction, the answer is 13/28
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