Add 18/50 and 70/9
1st number: 18/50, 2nd number: 7 7/9
18/50 + 70/9 is 1831/225.
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,
18/50 = 18 × 9/50 × 9 = 162/450 - Likewise, for the 2nd fraction, since 9 × 50 = 450,
70/9 = 70 × 50/9 × 50 = 3500/450 - Add the two like fractions:
162/450 + 3500/450 = 162 + 3500/450 = 3662/450 - 3662/450 simplified gives 1831/225
- So, 18/50 + 70/9 = 1831/225
In mixed form: 831/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/50+70/9 18/50+70/18 54/50+70/9 18/50+70/27 90/50+70/9 18/50+70/45 18/50+70/63