Add 36/45 and 90/30
1st number: 36/45, 2nd number: 3 0/30
36/45 + 90/30 is 19/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
36/45 = 36 × 2/45 × 2 = 72/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
90/30 = 90 × 3/30 × 3 = 270/90 - Add the two like fractions:
72/90 + 270/90 = 72 + 270/90 = 342/90 - 342/90 simplified gives 19/5
- So, 36/45 + 90/30 = 19/5
In mixed form: 34/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/45+90/30 36/90+90/30 36/45+90/60