Add 15/36 and 45/15
1st number: 15/36, 2nd number: 3 0/15
15/36 + 45/15 is 41/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 15 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 15 × 12 = 180,
45/15 = 45 × 12/15 × 12 = 540/180 - Add the two like fractions:
75/180 + 540/180 = 75 + 540/180 = 615/180 - 615/180 simplified gives 41/12
- So, 15/36 + 45/15 = 41/12
In mixed form: 35/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/36+45/15 15/36+90/15 15/72+45/15 15/36+45/30 45/36+45/15 75/36+45/15 15/36+45/75