Add 30/45 and 40/6
1st number: 30/45, 2nd number: 6 4/6
30/45 + 40/6 is 22/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
30/45 = 30 × 2/45 × 2 = 60/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
40/6 = 40 × 15/6 × 15 = 600/90 - Add the two like fractions:
60/90 + 600/90 = 60 + 600/90 = 660/90 - 660/90 simplified gives 22/3
- So, 30/45 + 40/6 = 22/3
In mixed form: 71/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/45+40/6 30/45+80/6 30/90+40/6 30/45+40/12 90/45+40/6 30/45+40/18 30/45+40/30 30/45+40/42