Subtract 10/40 from 40/9
1st number: 4 4/9, 2nd number: 10/40
40/9 - 10/40 is 151/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 9 × 40 = 360,
40/9 = 40 × 40/9 × 40 = 1600/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
10/40 = 10 × 9/40 × 9 = 90/360 - Subtract the two like fractions:
1600/360 - 90/360 = 1600 - 90/360 = 1510/360 - After reducing the fraction, the answer is 151/36
- In mixed form: 47/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/9-10/40 40/9-20/40 40/18-10/40 40/9-10/80 40/9-30/40 40/27-10/40 40/9-50/40 40/45-10/40 40/9-70/40 40/63-10/40