Add 54/80 and 5/50
54/80 + 5/50 is 31/40.
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,
54/80 = 54 × 5/80 × 5 = 270/400 - Likewise, for the 2nd fraction, since 50 × 8 = 400,
5/50 = 5 × 8/50 × 8 = 40/400 - Add the two like fractions:
270/400 + 40/400 = 270 + 40/400 = 310/400 - 310/400 simplified gives 31/40
- So, 54/80 + 5/50 = 31/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/80+10/50 54/80+15/50 54/80+25/50 54/80+35/50