Add 90/96 and 45/90
90/96 + 45/90 is 23/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 90 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 96 × 15 = 1440,
90/96 = 90 × 15/96 × 15 = 1350/1440 - Likewise, for the 2nd fraction, since 90 × 16 = 1440,
45/90 = 45 × 16/90 × 16 = 720/1440 - Add the two like fractions:
1350/1440 + 720/1440 = 1350 + 720/1440 = 2070/1440 - 2070/1440 simplified gives 23/16
- So, 90/96 + 45/90 = 23/16
In mixed form: 17/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: