Add 20/96 and 54/45
1st number: 20/96, 2nd number: 1 9/45
20/96 + 54/45 is 169/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 45 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 45 × 32 = 1440,
54/45 = 54 × 32/45 × 32 = 1728/1440 - Add the two like fractions:
300/1440 + 1728/1440 = 300 + 1728/1440 = 2028/1440 - 2028/1440 simplified gives 169/120
- So, 20/96 + 54/45 = 169/120
In mixed form: 149/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/96+54/45 20/96+54/90 60/96+54/45