Add 15/9 and 14/40
1st number: 1 6/9, 2nd number: 14/40
15/9 + 14/40 is 121/60.
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,
15/9 = 15 × 40/9 × 40 = 600/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
14/40 = 14 × 9/40 × 9 = 126/360 - Add the two like fractions:
600/360 + 126/360 = 600 + 126/360 = 726/360 - 726/360 simplified gives 121/60
- So, 15/9 + 14/40 = 121/60
In mixed form: 21/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/9+14/40 15/9+28/40 15/18+14/40 15/9+14/80 45/9+14/40 15/9+42/40 15/27+14/40 75/9+14/40 15/9+70/40 15/45+14/40 15/9+98/40 15/63+14/40