Solve the following and arrange them in order from least (top) to greatest (bottom).


8
+
(

17
)

(

39
)

21
+
(

9
)

(

53
)
46
+
(

68
)
+
12

15

(

11
)
+
(

9
)
8+(−17)−(−39)
−21+(−9)−(−53)
46+(−68)+12
−15−(−11)+(−9)