2/3 of 66 is same as multiplying 66 by 2 and then dividing by 3. so we get 132 then dividing by 3 we get 44. so 2/3 of 66 is 44.
http://wiki.answers.com/Q/What_is_2_3rds_of_66

2/3 is .666666 in decimal form. 1/6 is .16666 in decimal form. ChaCha again soon!
http://www.chacha.com/question/whatis2%26%2347%3...

3/5 is the same as 6/10 which equals 0.6.
http://wiki.answers.com/Q/What_is_3_over_5_as_a_de...

2/3, in decimal form, is 0.666.... It is a repeating decimal. ChaCha
http://www.chacha.com/question/whatis2%26%2347%3...
