Subtract 14/27 from 90/40, Solve 2 10/40

Subtract 14/27 from 90/40

1^st number: 2 10/40, 2^nd number: 14/27

90/40 - 14/27 is 187/108.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 27 is 1080

Next, find the equivalent fraction of both fractional numbers with denominator 1080
For the 1st fraction, since 40 × 27 = 1080,
90/40 = 90 × 27/40 × 27 = 2430/1080
Likewise, for the 2nd fraction, since 27 × 40 = 1080,
14/27 = 14 × 40/27 × 40 = 560/1080
Subtract the two like fractions:
2430/1080 - 560/1080 = 2430 - 560/1080 = 1870/1080
After reducing the fraction, the answer is 187/108
In mixed form: 179/108

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