Add 3/4 and 8/20
3/4 + 8/20 is 23/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
3/4 = 3 × 5/4 × 5 = 15/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
8/20 = 8 × 1/20 × 1 = 8/20 - Add the two like fractions:
15/20 + 8/20 = 15 + 8/20 = 23/20 - So, 3/4 + 8/20 = 23/20
In mixed form: 13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/4+8/20 3/4+16/20 3/8+8/20 3/4+8/40 9/4+8/20 3/4+24/20 3/12+8/20 3/4+8/60 15/4+8/20 3/4+40/20 3/20+8/20 21/4+8/20 3/4+56/20 3/28+8/20