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Each of the following shapes has a value:
|$= 7$||$= 17$|
The value of the red shapes changes in each of the following problems.
Can you discover its value in each problem, if the values of the shapes are being added together?
This problem would make a good starter. Make sure that paper and/or mini-whiteboards are available for pupils to jot down any workings.
How did you work this out?
Shape Times Shape involves multiplication rather than addition and requires much more sophisticated reasoning.
You could provide calculators if you want children to focus on the method rather than the arithmetic.
An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.
Roll two red dice and a green dice. Add the two numbers on the red dice and take away the number on the green. What are all the different possible answers?
Use the 'double-3 down' dominoes to make a square so that each side has eight dots.