Subtract 15/5 from 9/54, Solve 9/54

Subtract 15/5 from 9/54

1^st number: 9/54, 2^nd number: 3 0/5

9/54 - 15/5 is -17/6.

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,
9/54 = 9 × 5/54 × 5 = 45/270
Likewise, for the 2nd fraction, since 5 × 54 = 270,
15/5 = 15 × 54/5 × 54 = 810/270
Subtract the two like fractions:
45/270 - 810/270 = 45 - 810/270 = -765/270
After reducing the fraction, the answer is -17/6

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