Add 54/90 and 9/16
54/90 + 9/16 is 93/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
54/90 = 54 × 8/90 × 8 = 432/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
9/16 = 9 × 45/16 × 45 = 405/720 - Add the two like fractions:
432/720 + 405/720 = 432 + 405/720 = 837/720 - 837/720 simplified gives 93/80
- So, 54/90 + 9/16 = 93/80
In mixed form: 113/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/90+18/16 54/90+9/32 54/90+27/16 54/90+9/48 54/90+45/16 54/90+9/80 54/90+63/16