Add 20/96 and 18/90
20/96 + 18/90 is 49/120.
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,
20/96 = 20 × 15/96 × 15 = 300/1440 - Likewise, for the 2nd fraction, since 90 × 16 = 1440,
18/90 = 18 × 16/90 × 16 = 288/1440 - Add the two like fractions:
300/1440 + 288/1440 = 300 + 288/1440 = 588/1440 - 588/1440 simplified gives 49/120
- So, 20/96 + 18/90 = 49/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/96+18/90 20/96+36/90 60/96+18/90 20/96+54/90