Add 5/80 and 40/50
5/80 + 40/50 is 69/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 50 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 80 × 5 = 400,
5/80 = 5 × 5/80 × 5 = 25/400 - Likewise, for the 2nd fraction, since 50 × 8 = 400,
40/50 = 40 × 8/50 × 8 = 320/400 - Add the two like fractions:
25/400 + 320/400 = 25 + 320/400 = 345/400 - 345/400 simplified gives 69/80
- So, 5/80 + 40/50 = 69/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/80+40/50 5/80+80/50 15/80+40/50 25/80+40/50 35/80+40/50