Add 70/75 and 50/30
1st number: 70/75, 2nd number: 1 20/30
70/75 + 50/30 is 13/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
70/75 = 70 × 2/75 × 2 = 140/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
50/30 = 50 × 5/30 × 5 = 250/150 - Add the two like fractions:
140/150 + 250/150 = 140 + 250/150 = 390/150 - 390/150 simplified gives 13/5
- So, 70/75 + 50/30 = 13/5
In mixed form: 23/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/75+50/60 70/75+50/90