Add 20/80 and 18/24
20/80 + 18/24 is 1/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 24 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
20/80 = 20 × 3/80 × 3 = 60/240 - Likewise, for the 2nd fraction, since 24 × 10 = 240,
18/24 = 18 × 10/24 × 10 = 180/240 - Add the two like fractions:
60/240 + 180/240 = 60 + 180/240 = 240/240 - 240/240 simplified gives 1/1
- So, 20/80 + 18/24 = 1/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/80+18/24 20/80+36/24 20/80+18/48 60/80+18/24 20/80+54/24 20/80+18/72 20/80+90/24