2 × (1 / 2 : 0,5 - 3)
First, we solve the division inside the parentheses:
1 / 2 = 0.5
Next, we subtract 3 from 0.5:
0.5 - 3 = -2.5
Now, we have:
2 × (-2.5)
Multiplying 2 by -2.5, we get the final answer:
-5
2 × (1 / 2 : 0,5 - 3)
First, we solve the division inside the parentheses:
1 / 2 = 0.5
Next, we subtract 3 from 0.5:
0.5 - 3 = -2.5
Now, we have:
2 × (-2.5)
Multiplying 2 by -2.5, we get the final answer:
-5