Add 6/9 and 3/40
6/9 + 3/40 is 89/120.
Steps for adding 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,
6/9 = 6 × 40/9 × 40 = 240/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
3/40 = 3 × 9/40 × 9 = 27/360 - Add the two like fractions:
240/360 + 27/360 = 240 + 27/360 = 267/360 - 267/360 simplified gives 89/120
- So, 6/9 + 3/40 = 89/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/9+3/40 6/9+6/40 6/18+3/40 6/9+3/80 18/9+3/40 6/9+9/40 6/27+3/40 30/9+3/40 6/9+15/40 6/45+3/40 42/9+3/40 6/9+21/40 6/63+3/40