Subtract 20/9 from 2/14, Solve 2/14

Subtract 20/9 from 2/14

1^st number: 2/14, 2^nd number: 2 2/9

2/14 - 20/9 is -131/63.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 9 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 14 × 9 = 126,
2/14 = 2 × 9/14 × 9 = 18/126
Likewise, for the 2nd fraction, since 9 × 14 = 126,
20/9 = 20 × 14/9 × 14 = 280/126
Subtract the two like fractions:
18/126 - 280/126 = 18 - 280/126 = -262/126
After reducing the fraction, the answer is -131/63

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