Add 36/7 and 36/20
1st number: 5 1/7, 2nd number: 1 16/20
36/7 + 36/20 is 243/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 7 × 20 = 140,
36/7 = 36 × 20/7 × 20 = 720/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
36/20 = 36 × 7/20 × 7 = 252/140 - Add the two like fractions:
720/140 + 252/140 = 720 + 252/140 = 972/140 - 972/140 simplified gives 243/35
- So, 36/7 + 36/20 = 243/35
In mixed form: 633/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/7+36/20 36/7+72/20 36/14+36/20 36/7+36/40 36/21+36/20 36/7+36/60 36/35+36/20 36/49+36/20