Place appropriate mathematical symbols between the numbers in the following equation :
12 _ 4 _ 2 _ 1 = 24
1
+, ×, ÷
2
+, ÷, ×
3
-, ÷, ×
4
×, ÷, ×
Place appropriate mathematical symbols between the numbers in the following equation :
12 _ 4 _ 2 _ 1 = 24