Number & Operations for Teachers 

    Copyright David & Cynthia Thomas, 2009

Exercises

 

1.      Complete the following operations, in each case modeling the steps and indicating connections between the concept model and the expanded algorithm.

 

Concept Model

Expanded Algorithm

Base Ten

 

Base Ten

 

 

2.      Given any whole number written in base ten, how do you know if it is a multiple of ten?

 

3.      Make a concept card for subtraction of whole numbers.

 

4.      Complete the following figure and write a question illustrating each of the six indicated connections

 

 

1.      Complete the following figure and write a question illustrating each of the six indicated connections

 

2.      Complete the following figure and write a question illustrating each of the six indicated connections