Subtract 30/5 from 4/54, Solve 4/54

Subtract 30/5 from 4/54

1^st number: 4/54, 2^nd number: 6 0/5

4/54 - 30/5 is -160/27.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 5 is 270

Next, find the equivalent fraction of both fractional numbers with denominator 270
For the 1st fraction, since 54 × 5 = 270,
4/54 = 4 × 5/54 × 5 = 20/270
Likewise, for the 2nd fraction, since 5 × 54 = 270,
30/5 = 30 × 54/5 × 54 = 1620/270
Subtract the two like fractions:
20/270 - 1620/270 = 20 - 1620/270 = -1600/270
After reducing the fraction, the answer is -160/27

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