Subtract 27/70 from 30/50, Solve 30/50

Subtract 27/70 from 30/50

30/50 - 27/70 is 3/14.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 70 is 350

Next, find the equivalent fraction of both fractional numbers with denominator 350
For the 1st fraction, since 50 × 7 = 350,
30/50 = 30 × 7/50 × 7 = 210/350
Likewise, for the 2nd fraction, since 70 × 5 = 350,
27/70 = 27 × 5/70 × 5 = 135/350
Subtract the two like fractions:
210/350 - 135/350 = 210 - 135/350 = 75/350
After reducing the fraction, the answer is 3/14

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