Subtract 2/10 from 20/27, Solve 20/27

Subtract 2/10 from 20/27

20/27 - 2/10 is 73/135.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 10 is 270

Next, find the equivalent fraction of both fractional numbers with denominator 270
For the 1st fraction, since 27 × 10 = 270,
20/27 = 20 × 10/27 × 10 = 200/270
Likewise, for the 2nd fraction, since 10 × 27 = 270,
2/10 = 2 × 27/10 × 27 = 54/270
Subtract the two like fractions:
200/270 - 54/270 = 200 - 54/270 = 146/270
After reducing the fraction, the answer is 73/135

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