Add 30/90 and 49/54
30/90 + 49/54 is 67/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
30/90 = 30 × 3/90 × 3 = 90/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
49/54 = 49 × 5/54 × 5 = 245/270 - Add the two like fractions:
90/270 + 245/270 = 90 + 245/270 = 335/270 - 335/270 simplified gives 67/54
- So, 30/90 + 49/54 = 67/54
In mixed form: 113/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/90+49/54 30/90+98/54