Add 40/20 and 14/8
1st number: 2 0/20, 2nd number: 1 6/8
40/20 + 14/8 is 15/4.
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,
40/20 = 40 × 2/20 × 2 = 80/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
14/8 = 14 × 5/8 × 5 = 70/40 - Add the two like fractions:
80/40 + 70/40 = 80 + 70/40 = 150/40 - 150/40 simplified gives 15/4
- So, 40/20 + 14/8 = 15/4
In mixed form: 33/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20+14/8 40/20+28/8 40/20+14/16 40/20+42/8 40/60+14/8 40/20+14/24 40/20+70/8 40/20+14/40 40/20+98/8 40/20+14/56