Subtract 18/28 from 6/9
6/9 - 18/28 is 1/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
6/9 = 6 × 28/9 × 28 = 168/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
18/28 = 18 × 9/28 × 9 = 162/252 - Subtract the two like fractions:
168/252 - 162/252 = 168 - 162/252 = 6/252 - After reducing the fraction, the answer is 1/42
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