You may also like

problem icon

Consecutive Numbers

An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.

problem icon

Roll These Dice

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 possibilities that could come up?

problem icon

Domino Square

Use the 'double-3 down' dominoes to make a square so that each side has eight dots.

Super Shapes

Stage: 2 Short Challenge Level: Challenge Level:1

Each of the following shapes has a value:




green triangle $= 7$ orange rectangle. $= 17$ red circle. $= \; ?$

The value of the circle 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?

(a) $= 25$
(b) $= 51$
(c) $=136$
(d) $=48$
(e) $=100$

You could print off this sheet of the problem.