Stage: 2 Challenge Level: 
Each symbol has a line drawn vertically (from top to bottom).
Can you see a connection between the number of lines drawn off the left of this vertical line and the row where the letter is in the table?
Perhaps there is a similar connection between the lines off the right and the column position?
Factors and multiples. Trial and improvement. Multiplication & division. Combinations. Visualising. Interactivities. Practical Activity. Investigations. Addition & subtraction. Working systematically.
Published March 2004,April 2004.
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