Subtract 30/14 from 18/9
1st number: 2 0/9, 2nd number: 2 2/14
18/9 - 30/14 is -1/7.
Steps for subtracting fractions
- 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,
30/14 = 30 × 9/14 × 9 = 270/126 - Subtract the two like fractions:
252/126 - 270/126 = 252 - 270/126 = -18/126 - After reducing the fraction, the answer is -1/7
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