Add 16/40 and 7/9
16/40 + 7/9 is 53/45.
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,
16/40 = 16 × 9/40 × 9 = 144/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
7/9 = 7 × 40/9 × 40 = 280/360 - Add the two like fractions:
144/360 + 280/360 = 144 + 280/360 = 424/360 - 424/360 simplified gives 53/45
- So, 16/40 + 7/9 = 53/45
In mixed form: 18/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/40+7/9 16/40+14/9 16/80+7/9 16/40+7/18 48/40+7/9 16/40+21/9 16/40+7/27 80/40+7/9 16/40+35/9 16/40+7/45 16/40+49/9 16/40+7/63