222:435-45

To solve the expression 222:435-45, we will interpret it as a mathematical operation.

1. The colon (:) might indicate division, so we can rewrite it as: \( \frac{222}{435} - 45 \)

2. Now, we compute \( \frac{222}{435} \):

   • This division equals approximately 0.5103 (rounded to four decimal places).

3. Now, we subtract 45 from this result: \( 0.5103 - 45 = -44.4897 \)

Therefore, \( 222:435-45 \) evaluates to approximately -44.49 (rounded to two decimal places).