Add 54/30 and 28/45
1st number: 1 24/30, 2nd number: 28/45
54/30 + 28/45 is 109/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
54/30 = 54 × 3/30 × 3 = 162/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
28/45 = 28 × 2/45 × 2 = 56/90 - Add the two like fractions:
162/90 + 56/90 = 162 + 56/90 = 218/90 - 218/90 simplified gives 109/45
- So, 54/30 + 28/45 = 109/45
In mixed form: 219/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/30+56/45 54/60+28/45 54/30+28/90 54/30+84/45 54/90+28/45