Add 40/70 and 6/8
40/70 + 6/8 is 37/28.
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,
40/70 = 40 × 4/70 × 4 = 160/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
6/8 = 6 × 35/8 × 35 = 210/280 - Add the two like fractions:
160/280 + 210/280 = 160 + 210/280 = 370/280 - 370/280 simplified gives 37/28
- So, 40/70 + 6/8 = 37/28
In mixed form: 19/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/70+6/8 40/70+12/8 40/70+6/16 40/70+18/8 40/70+6/24 40/70+30/8 40/70+6/40 40/70+42/8 40/70+6/56