Add 20/35 and 7/56
20/35 + 7/56 is 39/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
20/35 = 20 × 8/35 × 8 = 160/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
7/56 = 7 × 5/56 × 5 = 35/280 - Add the two like fractions:
160/280 + 35/280 = 160 + 35/280 = 195/280 - 195/280 simplified gives 39/56
- So, 20/35 + 7/56 = 39/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/35+7/56 20/35+14/56 20/70+7/56 60/35+7/56 20/35+21/56 20/35+35/56 20/35+49/56