Multiplication - numberline

Multiplication - arrays

Multiplication - grid method TU x U

Multiplication - grid method TU x TU

Multiplication - by partitioning

Multiplication - using brackets

Multiplication - formal method

Division - sharing practically

Divison - grouping practically

Division on a numberline

Division with remainders on a numberline

Division - chunking and a numberline

Chunking with remainders

Using a Numberline to Add: TU + TU

Using a Numberline to Subtract: TU - TU

Finding the Difference using a Numberline TU - TU

Partitioning to Add: TU + TU

Partitioning to Add: HTU + HTU

Using a Numberline to Subtract: HTU - HTU

Subtract -No decompostion: TU - TU

Subtraction with Decompostion: TU-TU

Subtraction with Decompostion HTU-HTU

Partitioning Vertically to Add TU + TU

Expanding HTU to Add Vertically: HTU + HTU

Formal Addition - Short Method: HTU + HTU

Formal Subtraction - Short Method: HTU - HTU