Using your times tables knowledge for small single-digit multiplication equations is great. When you are asked to multiply any two, three or four-digit number by multiples of ten, or any two-digit ...

The standard method for two and three digit multiplication is delayed until fifth grade; the standard method for long division until sixth.

To help you understand the algorithm, the video shows a simple two-digit by two-digit multiplication. You can see that the first and last digits are essentially the result of one multiplication.