Add 36/18 and 70/15
1st number: 2 0/18, 2nd number: 4 10/15
36/18 + 70/15 is 20/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 15 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
36/18 = 36 × 5/18 × 5 = 180/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
70/15 = 70 × 6/15 × 6 = 420/90 - Add the two like fractions:
180/90 + 420/90 = 180 + 420/90 = 600/90 - 600/90 simplified gives 20/3
- So, 36/18 + 70/15 = 20/3
In mixed form: 62/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/18+70/15 36/18+70/30 36/54+70/15 36/18+70/45 36/90+70/15 36/18+70/75