Subtract 49/14 from 18/9, Solve 2 0/9

Subtract 49/14 from 18/9

1^st number: 2 0/9, 2^nd number: 3 7/14

18/9 - 49/14 is -3/2.

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,
18/9 = 18 × 14/9 × 14 = 252/126
Likewise, for the 2nd fraction, since 14 × 9 = 126,
49/14 = 49 × 9/14 × 9 = 441/126
Subtract the two like fractions:
252/126 - 441/126 = 252 - 441/126 = -189/126
After reducing the fraction, the answer is -3/2

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