Subtract 4/9 from 1/40
1/40 - 4/9 is -151/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 9 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
1/40 = 1 × 9/40 × 9 = 9/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
4/9 = 4 × 40/9 × 40 = 160/360 - Subtract the two like fractions:
9/360 - 160/360 = 9 - 160/360 = -151/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/40-4/9 1/40-8/9 1/80-4/9 1/40-4/18 3/40-4/9 1/40-12/9 1/40-4/27 5/40-4/9 1/40-20/9 1/40-4/45 7/40-4/9 1/40-28/9 1/40-4/63