Maths Explanation Videos Skip to Videos Addition | Subtraction | Multiplication | Division | Year 1 | Year 2 | Year 3 and 4 | Year 5 and 6 | All Year Groups | Year 5 and 6, Multiplication, Long multiplication with part whole model Year 5 and 6, Multiplication, Multiply by 10, 100 and 1000 including decimals Year 3 and 4, Multiplication, Y3 double any multiple of 5 to 100 Year 3 and 4, Multiplication, Y3 double the amount of groups using multiplication facts Year 3 and 4, Multiplication, Y3 Multiply a 2 digit number by a 1 digit number Year 3 and 4, Multiplication, Expanded column multiplication - moving to compact Year 2, Multiplication, Doubling Year 2, Multiplication, Using Repeated Addition Year 1, Multiplication, Counting and making groups Year 1, Multiplication, Repeated addition Year 1, Multiplication, Arrays Year 1, Multiplication, Doubling