Subtract 6/49 from 2/20, Solve 2/20

Subtract 6/49 from 2/20

2/20 - 6/49 is -11/490.

Find the least common denominator or LCM of the two denominators:
LCM of 20 and 49 is 980

Next, find the equivalent fraction of both fractional numbers with denominator 980
For the 1st fraction, since 20 × 49 = 980,
2/20 = 2 × 49/20 × 49 = 98/980
Likewise, for the 2nd fraction, since 49 × 20 = 980,
6/49 = 6 × 20/49 × 20 = 120/980
Subtract the two like fractions:
98/980 - 120/980 = 98 - 120/980 = -22/980
After reducing the fraction, the answer is -11/490

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