Add 8/30 and 40/3
1st number: 8/30, 2nd number: 13 1/3
8/30 + 40/3 is 68/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 3 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
8/30 = 8 × 1/30 × 1 = 8/30 - Likewise, for the 2nd fraction, since 3 × 10 = 30,
40/3 = 40 × 10/3 × 10 = 400/30 - Add the two like fractions:
8/30 + 400/30 = 8 + 400/30 = 408/30 - 408/30 simplified gives 68/5
- So, 8/30 + 40/3 = 68/5
In mixed form: 133/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30+40/3 8/30+80/3 8/60+40/3 8/30+40/6 24/30+40/3 8/90+40/3 8/30+40/9 40/30+40/3 8/30+40/15 56/30+40/3 8/30+40/21