Subtract 81/36 from 14/10, Solve 1 4/10

Subtract 81/36 from 14/10

1^st number: 1 4/10, 2^nd number: 2 9/36

14/10 - 81/36 is -17/20.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 36 is 180

Next, find the equivalent fraction of both fractional numbers with denominator 180
For the 1st fraction, since 10 × 18 = 180,
14/10 = 14 × 18/10 × 18 = 252/180
Likewise, for the 2nd fraction, since 36 × 5 = 180,
81/36 = 81 × 5/36 × 5 = 405/180
Subtract the two like fractions:
252/180 - 405/180 = 252 - 405/180 = -153/180
After reducing the fraction, the answer is -17/20

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