Subtract 75/54 from 1/10, Solve 1/10

Subtract 75/54 from 1/10

1^st number: 1/10, 2^nd number: 1 21/54

1/10 - 75/54 is -58/45.

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,
1/10 = 1 × 27/10 × 27 = 27/270
Likewise, for the 2nd fraction, since 54 × 5 = 270,
75/54 = 75 × 5/54 × 5 = 375/270
Subtract the two like fractions:
27/270 - 375/270 = 27 - 375/270 = -348/270
After reducing the fraction, the answer is -58/45

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