Add 54/15 and 20/96
1st number: 3 9/15, 2nd number: 20/96
54/15 + 20/96 is 457/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 15 × 32 = 480,
54/15 = 54 × 32/15 × 32 = 1728/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
20/96 = 20 × 5/96 × 5 = 100/480 - Add the two like fractions:
1728/480 + 100/480 = 1728 + 100/480 = 1828/480 - 1828/480 simplified gives 457/120
- So, 54/15 + 20/96 = 457/120
In mixed form: 397/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/15+40/96 54/30+20/96 54/15+60/96 54/45+20/96 54/75+20/96