Add 7/80 and 40/9
1st number: 7/80, 2nd number: 4 4/9
7/80 + 40/9 is 3263/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 9 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
7/80 = 7 × 9/80 × 9 = 63/720 - Likewise, for the 2nd fraction, since 9 × 80 = 720,
40/9 = 40 × 80/9 × 80 = 3200/720 - Add the two like fractions:
63/720 + 3200/720 = 63 + 3200/720 = 3263/720 - So, 7/80 + 40/9 = 3263/720
In mixed form: 4383/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/80+40/9 7/80+80/9 7/80+40/18 21/80+40/9 7/80+40/27 35/80+40/9 7/80+40/45 49/80+40/9 7/80+40/63