Lesson overview: Doubling and halving strategies
View in classroomToday we will explain and model mental strategies for doubling and halving by using our understanding of multiplication and division. We will also use our doubling and halving strategies to multiply and divide by four and eight.By the end of this lesson, we would hope that everyone will be confident in explaining how to multiply and divide by four and eight by using strategies of doubling and halving.
Transcript
15 lessons in Multiplication and division:
- Multiples and factors
- Factor pairs
- Prime numbers
- Factor and multiple chains
- Multiplying and dividing by 10, 100, 1000
- Doubling and halving strategies
- Using derived facts to multiply mentally
- Calculating flexibly
- Short multiplication
- Long multiplication
- Using factors to multiply
- Using multiples to divide
- Short division
- Division with remainders
- Consolidation and Review