Add 15/36 and 90/30
1st number: 15/36, 2nd number: 3 0/30
15/36 + 90/30 is 41/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 30 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 30 × 6 = 180,
90/30 = 90 × 6/30 × 6 = 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 + 90/30 = 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+90/30 15/72+90/30 15/36+90/60 45/36+90/30 75/36+90/30