(7890+0,4)2017

To simplify the expression \((7890 + 0.4) \times 2017\), follow these steps:

1. First, calculate the sum inside the parentheses: \[ 7890 + 0.4 = 7890.4 \]

2. Next, multiply the result by 2017: \[ 7890.4 \times 2017 \]

Now, let's perform the multiplication: \[ 7890.4 \times 2017 \approx 159,88651.68 \]

So the final answer is: \[ \approx 15987151.68 \]

If you want an exact answer, performing the multiplication gives us \(15987151.68\).