Add 20/36 and 98/72
1st number: 20/36, 2nd number: 1 26/72
20/36 + 98/72 is 23/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
20/36 = 20 × 2/36 × 2 = 40/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
98/72 = 98 × 1/72 × 1 = 98/72 - Add the two like fractions:
40/72 + 98/72 = 40 + 98/72 = 138/72 - 138/72 simplified gives 23/12
- So, 20/36 + 98/72 = 23/12
In mixed form: 111/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/36+98/72 20/72+98/72 60/36+98/72