Sal from Khan Academy further explains matrix addition and scalar multiplication. A complicated topic becomes easier to understand with the help of Sal's clear explanations. Continue …

# more

## Division 3: More long division and remainder examples

Practice more difficult long division problems in this clear and straightforward tutorial. The helpful explanations of Khan Academy makes these more complicated problems easy, and you'll be a pro at remainders by the video's end. Continue …

## Multiplication 4

Get some additional examples of multiplying large numbers up to three digits by three digits. Clear explanations andÂ color-coded numbers make this presentation helpful and simple. Continue …