Add 18/8 and 8/30
1st number: 2 2/8, 2nd number: 8/30
18/8 + 8/30 is 151/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
18/8 = 18 × 15/8 × 15 = 270/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
8/30 = 8 × 4/30 × 4 = 32/120 - Add the two like fractions:
270/120 + 32/120 = 270 + 32/120 = 302/120 - 302/120 simplified gives 151/60
- So, 18/8 + 8/30 = 151/60
In mixed form: 231/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/8+8/30 18/8+16/30 18/16+8/30 18/8+8/60 54/8+8/30 18/8+24/30 18/24+8/30 18/8+8/90 90/8+8/30 18/8+40/30 18/40+8/30 18/8+56/30 18/56+8/30