Add 84/90 and 32/54
84/90 + 32/54 is 206/135.
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,
84/90 = 84 × 3/90 × 3 = 252/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
32/54 = 32 × 5/54 × 5 = 160/270 - Add the two like fractions:
252/270 + 160/270 = 252 + 160/270 = 412/270 - 412/270 simplified gives 206/135
- So, 84/90 + 32/54 = 206/135
In mixed form: 171/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/90+64/54 84/90+96/54