Add 28/90 and 8/24
28/90 + 8/24 is 29/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
28/90 = 28 × 4/90 × 4 = 112/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
8/24 = 8 × 15/24 × 15 = 120/360 - Add the two like fractions:
112/360 + 120/360 = 112 + 120/360 = 232/360 - 232/360 simplified gives 29/45
- So, 28/90 + 8/24 = 29/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/90+8/24 28/90+16/24 28/90+8/48 84/90+8/24 28/90+8/72 28/90+40/24 28/90+56/24