3+4×2= 3 + 4 \times 2 = 3+4×2=
According to the order of operations, you should first calculate the multiplication, then the addition:
4×2=8 4 \times 2 = 8 4×2=8
Then add the result to 3:
3+8=11 3 + 8 = 11 3+8=11
11