Add 4/2 and 30/20
1st number: 2 0/2, 2nd number: 1 10/20
4/2 + 30/20 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 2 × 10 = 20,
4/2 = 4 × 10/2 × 10 = 40/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
30/20 = 30 × 1/20 × 1 = 30/20 - Add the two like fractions:
40/20 + 30/20 = 40 + 30/20 = 70/20 - 70/20 simplified gives 7/2
- So, 4/2 + 30/20 = 7/2
In mixed form: 31/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/2+30/20 4/2+60/20 4/2+30/40 12/2+30/20 4/2+90/20 4/6+30/20 4/2+30/60 20/2+30/20 4/10+30/20 28/2+30/20 4/14+30/20