Subtract 14/54 from 12/5, Solve 2 2/5

Subtract 14/54 from 12/5

1^st number: 2 2/5, 2^nd number: 14/54

12/5 - 14/54 is 289/135.

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

Next, find the equivalent fraction of both fractional numbers with denominator 270
For the 1st fraction, since 5 × 54 = 270,
12/5 = 12 × 54/5 × 54 = 648/270
Likewise, for the 2nd fraction, since 54 × 5 = 270,
14/54 = 14 × 5/54 × 5 = 70/270
Subtract the two like fractions:
648/270 - 70/270 = 648 - 70/270 = 578/270
After reducing the fraction, the answer is 289/135
In mixed form: 219/135

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