Subtract 20/10 from 2/54, Solve 2/54

Subtract 20/10 from 2/54

1^st number: 2/54, 2^nd number: 2 0/10

2/54 - 20/10 is -53/27.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 10 is 270

Next, find the equivalent fraction of both fractional numbers with denominator 270
For the 1st fraction, since 54 × 5 = 270,
2/54 = 2 × 5/54 × 5 = 10/270
Likewise, for the 2nd fraction, since 10 × 27 = 270,
20/10 = 20 × 27/10 × 27 = 540/270
Subtract the two like fractions:
10/270 - 540/270 = 10 - 540/270 = -530/270
After reducing the fraction, the answer is -53/27

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