Add 3/20 and 10/8
1st number: 3/20, 2nd number: 1 2/8
3/20 + 10/8 is 7/5.
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,
3/20 = 3 × 2/20 × 2 = 6/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
10/8 = 10 × 5/8 × 5 = 50/40 - Add the two like fractions:
6/40 + 50/40 = 6 + 50/40 = 56/40 - 56/40 simplified gives 7/5
- So, 3/20 + 10/8 = 7/5
In mixed form: 12/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/20+10/8 3/20+20/8 3/40+10/8 3/20+10/16 9/20+10/8 3/20+30/8 3/60+10/8 3/20+10/24 15/20+10/8 3/20+50/8 3/20+10/40 21/20+10/8 3/20+70/8 3/20+10/56