Subtract 49/45 from 12/14, Solve 12/14

Subtract 49/45 from 12/14

1^st number: 12/14, 2^nd number: 1 4/45

12/14 - 49/45 is -73/315.

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,
12/14 = 12 × 45/14 × 45 = 540/630
Likewise, for the 2nd fraction, since 45 × 14 = 630,
49/45 = 49 × 14/45 × 14 = 686/630
Subtract the two like fractions:
540/630 - 686/630 = 540 - 686/630 = -146/630
After reducing the fraction, the answer is -73/315

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