Add 1/36 and 7/20
1/36 + 7/20 is 17/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
1/36 = 1 × 5/36 × 5 = 5/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
7/20 = 7 × 9/20 × 9 = 63/180 - Add the two like fractions:
5/180 + 63/180 = 5 + 63/180 = 68/180 - 68/180 simplified gives 17/45
- So, 1/36 + 7/20 = 17/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/36+7/20 1/36+14/20 1/72+7/20 1/36+7/40 3/36+7/20 1/36+21/20 1/36+7/60 5/36+7/20 1/36+35/20 7/36+7/20 1/36+49/20