Add 9/24 and 20/45
9/24 + 20/45 is 59/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
9/24 = 9 × 15/24 × 15 = 135/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
20/45 = 20 × 8/45 × 8 = 160/360 - Add the two like fractions:
135/360 + 160/360 = 135 + 160/360 = 295/360 - 295/360 simplified gives 59/72
- So, 9/24 + 20/45 = 59/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/24+20/45 9/24+40/45 9/48+20/45 9/24+20/90 27/24+20/45 9/24+60/45 9/72+20/45 45/24+20/45 63/24+20/45