Add 40/30 and 40/20
1st number: 1 10/30, 2nd number: 2 0/20
40/30 + 40/20 is 10/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
40/30 = 40 × 2/30 × 2 = 80/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
40/20 = 40 × 3/20 × 3 = 120/60 - Add the two like fractions:
80/60 + 120/60 = 80 + 120/60 = 200/60 - 200/60 simplified gives 10/3
- So, 40/30 + 40/20 = 10/3
In mixed form: 31/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30+40/20 40/30+80/20 40/60+40/20 40/90+40/20 40/30+40/60