Subtract 5/18 from 50/40
1st number: 1 10/40, 2nd number: 5/18
50/40 - 5/18 is 35/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 18 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
50/40 = 50 × 9/40 × 9 = 450/360 - Likewise, for the 2nd fraction, since 18 × 20 = 360,
5/18 = 5 × 20/18 × 20 = 100/360 - Subtract the two like fractions:
450/360 - 100/360 = 450 - 100/360 = 350/360 - After reducing the fraction, the answer is 35/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/40-10/18 50/80-5/18 50/40-5/36 50/40-15/18 50/40-5/54 50/40-25/18 50/40-5/90 50/40-35/18