2*2:4

The expression you provided, \(2 \times 2:4\), can be interpreted in a couple of ways.

If you're referring to the mathematical operation:

1. \(2 \times 2 = 4\).

If you're trying to express a division, you may mean: 2. \(2 \times 2 \div 4 = \frac{4}{4} = 1\).

If your intention was different, please provide more context!