2*2:2

To solve the expression \( 2 \times 2 : 2 \), we need to clarify the operations involved:

1. The multiplication first: \( 2 \times 2 = 4 \).
2. Then, we divide by 2: \( 4 \div 2 = 2 \).

So, \( 2 \times 2 : 2 = 2 \).