Add 4/6 and 40/45
4/6 + 40/45 is 14/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 6 × 15 = 90,
4/6 = 4 × 15/6 × 15 = 60/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
40/45 = 40 × 2/45 × 2 = 80/90 - Add the two like fractions:
60/90 + 80/90 = 60 + 80/90 = 140/90 - 140/90 simplified gives 14/9
- So, 4/6 + 40/45 = 14/9
In mixed form: 15/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/6+40/45 4/6+80/45 4/12+40/45 4/6+40/90 12/6+40/45 4/18+40/45 20/6+40/45 4/30+40/45 28/6+40/45 4/42+40/45