Start by choosing one of the strategies that we have been using in class to find the answers to these subtraction sums. Write the sum and answer in your exercise book.
- Drawing pictures and crossing out.
- Using fingers.
- Using objects.
Today we are going to learn a new strategy- subtracting by counting back.
I am going to show you how to find the answer to 9-2= by counting back.
Try to find the answers to these sums by counting back. Remember, you only need to draw the smallest amount of objects and count back from the larger number.