Lesson overview:Subtracting using the column method
- In this lesson, we will learn how to use the column method in order to solve subtraction equations. We will also learn how to represent equations using bar modelling.
- In this lesson, we will learn how to use the column method in order to solve subtraction equations. We will also learn how to represent equations using bar modelling.
Problem solving with integer addition and subtraction:
- Using and explaining addition strategies
- Using and explaining addition and subtraction strategies
- Adding and subtracting using multiples of 10, 100, 1000, 10 000 and 100 000
- Adding and subtracting using the 'round and adjust' strategy
- Adding and subtracting using partitioning
- Rounding to estimate
- Adding using the column method
- Subtracting using the column method
- Problem solving using the column method
- Solving multi-step addition and subtraction problems