Add 20/35 and 1/12
20/35 + 1/12 is 55/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 12 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
20/35 = 20 × 12/35 × 12 = 240/420 - Likewise, for the 2nd fraction, since 12 × 35 = 420,
1/12 = 1 × 35/12 × 35 = 35/420 - Add the two like fractions:
240/420 + 35/420 = 240 + 35/420 = 275/420 - 275/420 simplified gives 55/84
- So, 20/35 + 1/12 = 55/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/35+1/12 20/35+2/12 20/70+1/12 20/35+1/24 60/35+1/12 20/35+3/12 20/35+1/36 20/35+5/12 20/35+1/60 20/35+7/12 20/35+1/84