Add 20/9 and 42/60
1st number: 2 2/9, 2nd number: 42/60
20/9 + 42/60 is 263/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
20/9 = 20 × 20/9 × 20 = 400/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
42/60 = 42 × 3/60 × 3 = 126/180 - Add the two like fractions:
400/180 + 126/180 = 400 + 126/180 = 526/180 - 526/180 simplified gives 263/90
- So, 20/9 + 42/60 = 263/90
In mixed form: 283/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/9+42/60 20/9+84/60 20/18+42/60 60/9+42/60 20/27+42/60 20/45+42/60 20/63+42/60