Add 18/32 and 6/20
18/32 + 6/20 is 69/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 20 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
18/32 = 18 × 5/32 × 5 = 90/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
6/20 = 6 × 8/20 × 8 = 48/160 - Add the two like fractions:
90/160 + 48/160 = 90 + 48/160 = 138/160 - 138/160 simplified gives 69/80
- So, 18/32 + 6/20 = 69/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/32+6/20 18/32+12/20 18/64+6/20 18/32+6/40 54/32+6/20 18/32+18/20 18/96+6/20 18/32+6/60 90/32+6/20 18/32+30/20 18/32+42/20