Add 36/20 and 45/30
1st number: 1 16/20, 2nd number: 1 15/30
36/20 + 45/30 is 33/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
36/20 = 36 × 3/20 × 3 = 108/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
45/30 = 45 × 2/30 × 2 = 90/60 - Add the two like fractions:
108/60 + 90/60 = 108 + 90/60 = 198/60 - 198/60 simplified gives 33/10
- So, 36/20 + 45/30 = 33/10
In mixed form: 33/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/20+45/30 36/20+90/30 36/40+45/30 36/20+45/60 36/60+45/30 36/20+45/90