Add 70/6 and 30/80
1st number: 11 4/6, 2nd number: 30/80
70/6 + 30/80 is 289/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 6 × 40 = 240,
70/6 = 70 × 40/6 × 40 = 2800/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
30/80 = 30 × 3/80 × 3 = 90/240 - Add the two like fractions:
2800/240 + 90/240 = 2800 + 90/240 = 2890/240 - 2890/240 simplified gives 289/24
- So, 70/6 + 30/80 = 289/24
In mixed form: 121/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/6+60/80 70/12+30/80 70/6+90/80 70/18+30/80 70/30+30/80 70/42+30/80