Subtract 18/54 from 8/35
8/35 - 18/54 is -11/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 54 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 35 × 54 = 1890,
8/35 = 8 × 54/35 × 54 = 432/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
18/54 = 18 × 35/54 × 35 = 630/1890 - Subtract the two like fractions:
432/1890 - 630/1890 = 432 - 630/1890 = -198/1890 - After reducing the fraction, the answer is -11/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/35-18/54 8/35-36/54 8/70-18/54 24/35-18/54 40/35-18/54 8/35-90/54 56/35-18/54