Subtract 28/14 from 5/9, Solve 5/9 - 2 0/14 as a fraction

Subtract 28/14 from 5/9

1^st number: 5/9, 2^nd number: 2 0/14

5/9 - 28/14 is -13/9.

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

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 9 × 14 = 126,
5/9 = 5 × 14/9 × 14 = 70/126
Likewise, for the 2nd fraction, since 14 × 9 = 126,
28/14 = 28 × 9/14 × 9 = 252/126
Subtract the two like fractions:
70/126 - 252/126 = 70 - 252/126 = -182/126
After reducing the fraction, the answer is -13/9

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