Subtract 8/40 from 16/36
16/36 - 8/40 is 11/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 36 × 10 = 360,
16/36 = 16 × 10/36 × 10 = 160/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
8/40 = 8 × 9/40 × 9 = 72/360 - Subtract the two like fractions:
160/360 - 72/360 = 160 - 72/360 = 88/360 - After reducing the fraction, the answer is 11/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/36-8/40 16/36-16/40 16/72-8/40 16/36-8/80 48/36-8/40 16/36-24/40 80/36-8/40 16/36-56/40