Add 30/50 and 70/9
1st number: 30/50, 2nd number: 7 7/9
30/50 + 70/9 is 377/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 9 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
30/50 = 30 × 9/50 × 9 = 270/450 - Likewise, for the 2nd fraction, since 9 × 50 = 450,
70/9 = 70 × 50/9 × 50 = 3500/450 - Add the two like fractions:
270/450 + 3500/450 = 270 + 3500/450 = 3770/450 - 3770/450 simplified gives 377/45
- So, 30/50 + 70/9 = 377/45
In mixed form: 817/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/50+70/9 30/50+70/18 90/50+70/9 30/50+70/27 30/50+70/45 30/50+70/63