Complex Number Calculator (Add / Subtract / Multiply / Divide)

Enter two complex numbers a+bi and c+di, pick an operation and get the rectangular result plus magnitude, argument and polar form — 100% in your browser.

Complex A a + bi

Real part (a) Imaginary part (b)

Complex B c + di

Real part (c) Imaginary part (d)

Operation

Result

Result (rectangular)

Magnitude |z|

Argument

Polar form

Enter the real and imaginary parts of A=a+bi and B=c+di, pick an operation and click Calculate.