Add 15/36 and 84/45
1st number: 15/36, 2nd number: 1 39/45
15/36 + 84/45 is 137/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
15/36 = 15 × 5/36 × 5 = 75/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
84/45 = 84 × 4/45 × 4 = 336/180 - Add the two like fractions:
75/180 + 336/180 = 75 + 336/180 = 411/180 - 411/180 simplified gives 137/60
- So, 15/36 + 84/45 = 137/60
In mixed form: 217/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/36+84/45 15/72+84/45 15/36+84/90 45/36+84/45 75/36+84/45