Subtract 63/54 from 8/10, Solve 8/10

Subtract 63/54 from 8/10

1^st number: 8/10, 2^nd number: 1 9/54

8/10 - 63/54 is -11/30.

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,
8/10 = 8 × 27/10 × 27 = 216/270
Likewise, for the 2nd fraction, since 54 × 5 = 270,
63/54 = 63 × 5/54 × 5 = 315/270
Subtract the two like fractions:
216/270 - 315/270 = 216 - 315/270 = -99/270
After reducing the fraction, the answer is -11/30

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