Add 20/8 and 35/70
1st number: 2 4/8, 2nd number: 35/70
20/8 + 35/70 is 3/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
20/8 = 20 × 35/8 × 35 = 700/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
35/70 = 35 × 4/70 × 4 = 140/280 - Add the two like fractions:
700/280 + 140/280 = 700 + 140/280 = 840/280 - 840/280 simplified gives 3/1
- So, 20/8 + 35/70 = 3/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/8+35/70 20/16+35/70 60/8+35/70 20/24+35/70 20/40+35/70 20/56+35/70