Add 10/20 and 8/36
10/20 + 8/36 is 13/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
10/20 = 10 × 9/20 × 9 = 90/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
8/36 = 8 × 5/36 × 5 = 40/180 - Add the two like fractions:
90/180 + 40/180 = 90 + 40/180 = 130/180 - 130/180 simplified gives 13/18
- So, 10/20 + 8/36 = 13/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20+16/36 10/40+8/36 10/20+8/72 30/20+8/36 10/20+24/36 10/60+8/36 50/20+8/36 10/20+40/36 70/20+8/36 10/20+56/36