Add 30/75 and 20/5
1st number: 30/75, 2nd number: 4 0/5
30/75 + 20/5 is 22/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 5 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 75 × 1 = 75,
30/75 = 30 × 1/75 × 1 = 30/75 - Likewise, for the 2nd fraction, since 5 × 15 = 75,
20/5 = 20 × 15/5 × 15 = 300/75 - Add the two like fractions:
30/75 + 300/75 = 30 + 300/75 = 330/75 - 330/75 simplified gives 22/5
- So, 30/75 + 20/5 = 22/5
In mixed form: 42/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/75+20/5 30/75+40/5 30/75+20/10 90/75+20/5 30/75+60/5 30/75+20/15 30/75+20/25 30/75+20/35