Add 40/3 and 20/80
1st number: 13 1/3, 2nd number: 20/80
40/3 + 20/80 is 163/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 3 × 80 = 240,
40/3 = 40 × 80/3 × 80 = 3200/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
20/80 = 20 × 3/80 × 3 = 60/240 - Add the two like fractions:
3200/240 + 60/240 = 3200 + 60/240 = 3260/240 - 3260/240 simplified gives 163/12
- So, 40/3 + 20/80 = 163/12
In mixed form: 137/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/3+20/80 40/3+40/80 40/6+20/80 40/3+60/80 40/9+20/80 40/15+20/80 40/21+20/80