Subtract 90/45 from 14/27, Solve 14/27

Subtract 90/45 from 14/27

1^st number: 14/27, 2^nd number: 2 0/45

14/27 - 90/45 is -40/27.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 45 is 135

Next, find the equivalent fraction of both fractional numbers with denominator 135
For the 1st fraction, since 27 × 5 = 135,
14/27 = 14 × 5/27 × 5 = 70/135
Likewise, for the 2nd fraction, since 45 × 3 = 135,
90/45 = 90 × 3/45 × 3 = 270/135
Subtract the two like fractions:
70/135 - 270/135 = 70 - 270/135 = -200/135
After reducing the fraction, the answer is -40/27

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