Add 28/30 and 3/8
28/30 + 3/8 is 157/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
28/30 = 28 × 4/30 × 4 = 112/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
3/8 = 3 × 15/8 × 15 = 45/120 - Add the two like fractions:
112/120 + 45/120 = 112 + 45/120 = 157/120 - So, 28/30 + 3/8 = 157/120
In mixed form: 137/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30+3/8 28/30+6/8 28/60+3/8 28/30+3/16 84/30+3/8 28/30+9/8 28/90+3/8 28/30+3/24 28/30+15/8 28/30+3/40 28/30+21/8 28/30+3/56