Lesson overview:Deriving addition and subtraction facts by using given calculations
- In this lesson, we will derive addition and subtraction facts by using given calculations, consider how the whole or parts have changed and the impact this has on the new calculation.
- In this lesson, we will derive addition and subtraction facts by using given calculations, consider how the whole or parts have changed and the impact this has on the new calculation.
Addition and subtraction:
- Deriving addition and subtraction facts
- Deriving addition and subtraction facts by using given calculations
- Choosing appropriate addition strategies
- Choosing appropriate subtraction strategies
- Applying and consolidating: Related number facts and appropriate strategies
- Adding using the column method
- Adding using the column method, when multiple columns require regrouping
- Subtracting using the column method
- Subtracting using the column method, when multiple columns require regrouping
- Subtracting from multiples of 1000
- Applying and consolidating: Column method for addition and subtraction
- Representing one-step word problems
- Representing comparison word problems
- Solving two-step word problems
- Applying and consolidating: Word problems and bar models