369 * 304 + 961620: (1357-840) =

Let's calculate the expression step by step:

First, we calculate the multiplication:

$$369 \cdot 304 = 112176$$

Next, we calculate the subtraction inside the parentheses:

$$1357 - 840 = 517$$

Now, we divide 961620 by 517:

$$961620 : 517 = 1860$$

Finally, we add the results:

$$112176 + 1860 = 114036$$