Subtract 6/54 from 27/10, Solve 2 7/10

Subtract 6/54 from 27/10

1^st number: 2 7/10, 2^nd number: 6/54

27/10 - 6/54 is 233/90.

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

Next, find the equivalent fraction of both fractional numbers with denominator 270
For the 1st fraction, since 10 × 27 = 270,
27/10 = 27 × 27/10 × 27 = 729/270
Likewise, for the 2nd fraction, since 54 × 5 = 270,
6/54 = 6 × 5/54 × 5 = 30/270
Subtract the two like fractions:
729/270 - 30/270 = 729 - 30/270 = 699/270
After reducing the fraction, the answer is 233/90
In mixed form: 253/90

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