Add 40/20 and 2/5
1st number: 2 0/20, 2nd number: 2/5
40/20 + 2/5 is 12/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
40/20 = 40 × 1/20 × 1 = 40/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
2/5 = 2 × 4/5 × 4 = 8/20 - Add the two like fractions:
40/20 + 8/20 = 40 + 8/20 = 48/20 - 48/20 simplified gives 12/5
- So, 40/20 + 2/5 = 12/5
In mixed form: 22/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20+2/5 40/20+4/5 40/20+2/10 40/20+6/5 40/60+2/5 40/20+2/15 40/20+10/5 40/20+2/25 40/20+14/5 40/20+2/35