5/18
There are three thirds (1/3s) in every whole, so there are six thirds in two wholes.
18 of them because 18/3 = 6
4
six and two thirds = 6.66, so 6.66 divided by 5 = 1.33 (or one and 1 third)
2/3 divided by 6 is 0.1111
55/9
negative six
Six and two thirds divided by seven eighths = 713/21
Four ones divided by ten thirds = 6/35 (six thirty-fifths).
~0.64 rounded
Six and 1 seventh divided by 3 and 2 thirds = 152/77
13/3 ÷ 16/5 = 10/11 (10 elevenths).