Subtract 16/27 from 8/40
8/40 - 16/27 is -53/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 27 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
8/40 = 8 × 27/40 × 27 = 216/1080 - Likewise, for the 2nd fraction, since 27 × 40 = 1080,
16/27 = 16 × 40/27 × 40 = 640/1080 - Subtract the two like fractions:
216/1080 - 640/1080 = 216 - 640/1080 = -424/1080 - After reducing the fraction, the answer is -53/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/40-16/27 8/40-32/27 8/80-16/27 8/40-16/54 24/40-16/27 8/40-48/27 8/40-16/81 8/40-80/27 56/40-16/27