Add 5/40 and 8/9
5/40 + 8/9 is 73/72.
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,
5/40 = 5 × 9/40 × 9 = 45/360 - Likewise, for the 2nd fraction, since 9 × 40 = 360,
8/9 = 8 × 40/9 × 40 = 320/360 - Add the two like fractions:
45/360 + 320/360 = 45 + 320/360 = 365/360 - 365/360 simplified gives 73/72
- So, 5/40 + 8/9 = 73/72
In mixed form: 11/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/40+8/9 5/40+16/9 5/80+8/9 5/40+8/18 15/40+8/9 5/40+24/9 5/40+8/27 25/40+8/9 5/40+40/9 5/40+8/45 35/40+8/9 5/40+56/9 5/40+8/63