Add 84/40 and 14/9
1st number: 2 4/40, 2nd number: 1 5/9
84/40 + 14/9 is 329/90.
Steps for adding 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,
84/40 = 84 × 9/40 × 9 = 756/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
14/9 = 14 × 40/9 × 40 = 560/360 - Add the two like fractions:
756/360 + 560/360 = 756 + 560/360 = 1316/360 - 1316/360 simplified gives 329/90
- So, 84/40 + 14/9 = 329/90
In mixed form: 359/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/40+28/9 84/80+14/9 84/40+14/18 84/40+42/9 84/40+14/27 84/40+70/9 84/40+14/45 84/40+98/9 84/40+14/63