Add 4/70 and 20/8
1st number: 4/70, 2nd number: 2 4/8
4/70 + 20/8 is 179/70.
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,
4/70 = 4 × 4/70 × 4 = 16/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
20/8 = 20 × 35/8 × 35 = 700/280 - Add the two like fractions:
16/280 + 700/280 = 16 + 700/280 = 716/280 - 716/280 simplified gives 179/70
- So, 4/70 + 20/8 = 179/70
In mixed form: 239/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/70+20/8 4/70+40/8 4/70+20/16 12/70+20/8 4/70+60/8 4/70+20/24 20/70+20/8 4/70+20/40 28/70+20/8 4/70+20/56