Subtract 30/49 from 14/90, Solve 14/90

Subtract 30/49 from 14/90

14/90 - 30/49 is -1007/2205.

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410

Next, find the equivalent fraction of both fractional numbers with denominator 4410
For the 1st fraction, since 90 × 49 = 4410,
14/90 = 14 × 49/90 × 49 = 686/4410
Likewise, for the 2nd fraction, since 49 × 90 = 4410,
30/49 = 30 × 90/49 × 90 = 2700/4410
Subtract the two like fractions:
686/4410 - 2700/4410 = 686 - 2700/4410 = -2014/4410
After reducing the fraction, the answer is -1007/2205

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