Add 30/14 and 20/5
1st number: 2 2/14, 2nd number: 4 0/5
30/14 + 20/5 is 43/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 5 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
30/14 = 30 × 5/14 × 5 = 150/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
20/5 = 20 × 14/5 × 14 = 280/70 - Add the two like fractions:
150/70 + 280/70 = 150 + 280/70 = 430/70 - 430/70 simplified gives 43/7
- So, 30/14 + 20/5 = 43/7
In mixed form: 61/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/14+20/5 30/14+40/5 30/28+20/5 30/14+20/10 90/14+20/5 30/14+60/5 30/42+20/5 30/14+20/15 30/70+20/5 30/14+20/25 30/98+20/5 30/14+20/35