0.1667
If you convert both numbers into 6ths it is easier to work out. 1 and 1/2 is 9/6ths and 2/3rds is 4/6ths. so, 9/6ths - 4/6ths = 5/6ths.
4/6ths plus 1/2 = 9/6ths or: 1 & 1/2
0.1667
6
30
12 and 1 half minus 3 and 5 6ths = 8 2/3
the answer is 1 6th
It is 1.1666... (repeating).
There are 6 sixths in 1.
1/2
3/6 + 1/3 = 3/6 + 2/6 = 5/6 5 6ths is your answer