It can be written accurately and completely as a fraction, but not as a decimal.
2/3 of 1 billion = (2/3) x (1,000,000,000) = (2,000,000,000 / 3) = 666,666,666.666 (rounded, repeating)
590909090909.09
1 and 1/3
66.67%66.67%
two thirds
about two thirds
There are two thirds in two thirds, as two thirds suggests. Or the answer could be three if you look at it a different way. One third (1/3) of two thirds (2/3) is two ninths (2/9).
4 and two thirds 4 and two thirds
Expressed as a decimal, two thirds is equal to 0.6 recurring (that is, 0.6666..)
two-thirds
there are three two thirds in two
two-thirds.
It is two thirds = 2/3 = 66.66... %