Add 54/45 and 30/6
1st number: 1 9/45, 2nd number: 5 0/6
54/45 + 30/6 is 31/5.
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,
54/45 = 54 × 2/45 × 2 = 108/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
30/6 = 30 × 15/6 × 15 = 450/90 - Add the two like fractions:
108/90 + 450/90 = 108 + 450/90 = 558/90 - 558/90 simplified gives 31/5
- So, 54/45 + 30/6 = 31/5
In mixed form: 61/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/45+60/6 54/90+30/6 54/45+30/12 54/45+90/6 54/45+30/18 54/45+30/42