Add 28/30 and 14/45
28/30 + 14/45 is 56/45.
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,
28/30 = 28 × 3/30 × 3 = 84/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
14/45 = 14 × 2/45 × 2 = 28/90 - Add the two like fractions:
84/90 + 28/90 = 84 + 28/90 = 112/90 - 112/90 simplified gives 56/45
- So, 28/30 + 14/45 = 56/45
In mixed form: 111/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30+14/45 28/30+28/45 28/60+14/45 28/30+14/90 84/30+14/45 28/30+42/45 28/90+14/45 28/30+70/45 28/30+98/45