Subtract 30/45 from 10/14, Solve 10/14

Subtract 30/45 from 10/14

10/14 - 30/45 is 1/21.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 14 × 45 = 630,
10/14 = 10 × 45/14 × 45 = 450/630
Likewise, for the 2nd fraction, since 45 × 14 = 630,
30/45 = 30 × 14/45 × 14 = 420/630
Subtract the two like fractions:
450/630 - 420/630 = 450 - 420/630 = 30/630
After reducing the fraction, the answer is 1/21

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