Add 5/8 and 30/90
5/8 + 30/90 is 23/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
5/8 = 5 × 45/8 × 45 = 225/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
30/90 = 30 × 4/90 × 4 = 120/360 - Add the two like fractions:
225/360 + 120/360 = 225 + 120/360 = 345/360 - 345/360 simplified gives 23/24
- So, 5/8 + 30/90 = 23/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/8+30/90 5/8+60/90 5/16+30/90 15/8+30/90 5/24+30/90 25/8+30/90 5/40+30/90 35/8+30/90 5/56+30/90