Add 20/75 and 54/20
1st number: 20/75, 2nd number: 2 14/20
20/75 + 54/20 is 89/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
20/75 = 20 × 4/75 × 4 = 80/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
54/20 = 54 × 15/20 × 15 = 810/300 - Add the two like fractions:
80/300 + 810/300 = 80 + 810/300 = 890/300 - 890/300 simplified gives 89/30
- So, 20/75 + 54/20 = 89/30
In mixed form: 229/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/75+54/20 20/75+54/40 60/75+54/20 20/75+54/60