The area method of multiplication is also known as the grid or box method. To use this method successfully you need to be able to: understand that the area of a rectangle is the result of a ...

How to use Napier’s method of long multiplication Multiplication using Napier's method uses a grid to multiply numbers. The grid layout depends on the calculation, eg 64 x 77 would need a 2 x 2 ...

I’d be interested to hear from parents with older children, or teachers: Does your school use “chunking” or the “grid method” to teach math? And if not, do you think they should?