Add 30/45 and 4/6
30/45 + 4/6 is 4/3.
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,
4/6 = 4 × 15/6 × 15 = 60/90 - Add the two like fractions:
60/90 + 60/90 = 60 + 60/90 = 120/90 - 120/90 simplified gives 4/3
- So, 30/45 + 4/6 = 4/3
In mixed form: 11/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/45+4/6 30/45+8/6 30/90+4/6 30/45+4/12 90/45+4/6 30/45+12/6 30/45+4/18 30/45+20/6 30/45+4/30 30/45+28/6 30/45+4/42