For example, if I have 8 cubes in my number train I could snap it and put 3 behind my back. I would show my group the remaining 5 cubes and they should be able to say that three are missing and that 5 and 3 make 8.
For example, if I have 8 cubes in my number train I could snap it andput 3 behind my back. I would show my group the remaining 5 cubesand they should be able to say that three are missing and that 5 and 3make 8.