Add 28/30 and 1/24
28/30 + 1/24 is 39/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 24 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 24 × 5 = 120,
1/24 = 1 × 5/24 × 5 = 5/120 - Add the two like fractions:
112/120 + 5/120 = 112 + 5/120 = 117/120 - 117/120 simplified gives 39/40
- So, 28/30 + 1/24 = 39/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30+1/24 28/30+2/24 28/60+1/24 28/30+1/48 84/30+1/24 28/30+3/24 28/90+1/24 28/30+1/72 28/30+5/24 28/30+7/24