The ten-structure of the number system is important to extend students thinking beyond counting.All of the activities below reference a strategy for calculation EXCEPT:
A)Using decade number.
B)Odd or even.
C)Up over 10.
D)Add on to get to 10.

Question

Quizplus · Accepted Answer

The activity of identifying odd or even numbers is not a strategy for calculation within the ten-structure of the number system. Instead, it is a property of numbers that can be used to determine divisibility or pattern recognition. The other activities mentioned, such as using decade numbers and adding on to get to 10, are strategies that involve the structure of numbers within the base-10 system.

The Ten-Structure of the Number System Is Important to Extend