Add 12/30 and 48/54
12/30 + 48/54 is 58/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
12/30 = 12 × 9/30 × 9 = 108/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
48/54 = 48 × 5/54 × 5 = 240/270 - Add the two like fractions:
108/270 + 240/270 = 108 + 240/270 = 348/270 - 348/270 simplified gives 58/45
- So, 12/30 + 48/54 = 58/45
In mixed form: 113/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/30+48/54 12/30+96/54 12/60+48/54 36/30+48/54 12/90+48/54 60/30+48/54 84/30+48/54