Add 30/18 and 12/50
1st number: 1 12/18, 2nd number: 12/50
30/18 + 12/50 is 143/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
30/18 = 30 × 25/18 × 25 = 750/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
12/50 = 12 × 9/50 × 9 = 108/450 - Add the two like fractions:
750/450 + 108/450 = 750 + 108/450 = 858/450 - 858/450 simplified gives 143/75
- So, 30/18 + 12/50 = 143/75
In mixed form: 168/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/18+12/50 30/18+24/50 30/36+12/50 90/18+12/50 30/18+36/50 30/54+12/50 30/18+60/50 30/90+12/50 30/18+84/50