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