Add 36/12 and 20/35
1st number: 3 0/12, 2nd number: 20/35
36/12 + 20/35 is 25/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
36/12 = 36 × 35/12 × 35 = 1260/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
20/35 = 20 × 12/35 × 12 = 240/420 - Add the two like fractions:
1260/420 + 240/420 = 1260 + 240/420 = 1500/420 - 1500/420 simplified gives 25/7
- So, 36/12 + 20/35 = 25/7
In mixed form: 34/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12+20/35 36/12+40/35 36/24+20/35 36/12+20/70 36/12+60/35 36/60+20/35 36/84+20/35