Add 20/10 and 40/75
1st number: 2 0/10, 2nd number: 40/75
20/10 + 40/75 is 38/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 10 × 15 = 150,
20/10 = 20 × 15/10 × 15 = 300/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
40/75 = 40 × 2/75 × 2 = 80/150 - Add the two like fractions:
300/150 + 80/150 = 300 + 80/150 = 380/150 - 380/150 simplified gives 38/15
- So, 20/10 + 40/75 = 38/15
In mixed form: 28/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/10+40/75 20/10+80/75 60/10+40/75 20/30+40/75 20/50+40/75 20/70+40/75