Add 7/24 and 3/90
7/24 + 3/90 is 13/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
7/24 = 7 × 15/24 × 15 = 105/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
3/90 = 3 × 4/90 × 4 = 12/360 - Add the two like fractions:
105/360 + 12/360 = 105 + 12/360 = 117/360 - 117/360 simplified gives 13/40
- So, 7/24 + 3/90 = 13/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/24+3/90 7/24+6/90 7/48+3/90 21/24+3/90 7/24+9/90 7/72+3/90 35/24+3/90 7/24+15/90 49/24+3/90 7/24+21/90