Subtract 30/72 from 12/14, Solve 12/14

Subtract 30/72 from 12/14

12/14 - 30/72 is 37/84.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 14 × 36 = 504,
12/14 = 12 × 36/14 × 36 = 432/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
30/72 = 30 × 7/72 × 7 = 210/504
Subtract the two like fractions:
432/504 - 210/504 = 432 - 210/504 = 222/504
After reducing the fraction, the answer is 37/84

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