Add 56/70 and 20/8
1st number: 56/70, 2nd number: 2 4/8
56/70 + 20/8 is 33/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
56/70 = 56 × 4/70 × 4 = 224/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
20/8 = 20 × 35/8 × 35 = 700/280 - Add the two like fractions:
224/280 + 700/280 = 224 + 700/280 = 924/280 - 924/280 simplified gives 33/10
- So, 56/70 + 20/8 = 33/10
In mixed form: 33/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/70+40/8 56/70+20/16 56/70+60/8 56/70+20/24 56/70+20/40 56/70+20/56