In this video series, I will show you how to combine complex numbers by either subtracting or adding them together. Complex numbers have real and imaginary components. When combining complex numbers, ...

In this video series I will show you how to divide complex numbers. We do this by eliminating the imaginary number on the denominator by producing equivalent fractions. We do this by multiplying i if ...

When you do not need to speak or write about exact quantities or measures, learning to round numbers to 10, 100 or 1,000 can be useful. It can make calculations easier and it also helps when you are ...