Add 2/20 and 30/8
1st number: 2/20, 2nd number: 3 6/8
2/20 + 30/8 is 77/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
2/20 = 2 × 2/20 × 2 = 4/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
30/8 = 30 × 5/8 × 5 = 150/40 - Add the two like fractions:
4/40 + 150/40 = 4 + 150/40 = 154/40 - 154/40 simplified gives 77/20
- So, 2/20 + 30/8 = 77/20
In mixed form: 317/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/20+30/8 2/20+60/8 2/40+30/8 2/20+30/16 6/20+30/8 2/20+90/8 2/60+30/8 2/20+30/24 10/20+30/8 2/20+30/40 14/20+30/8 2/20+30/56