A summary number model is simply a mathematical equation used to model a number story. To illustrate this, consider the following number story.Click to see full answer. People also ask, what is a number model in math?An example of a basic number model could be 12+3=15. A number model is an equation that incorporates addition, subtraction, multiplication and division, which are used singularly or together. In order to be a number model, an equation must show equality. what is a number sentence example? Similarly, a number sentence is a group of numbers that includes a mathematical operation — think of addition, subtraction, multiplication, or division — along with either an inequality (< or >) or an equal sign. And, just like a written sentence, it tells a fact. For example: 1 + 1 = 2. In this regard, what is a number story? A number story is a short story that illustrates a math equation, making it easier for young students to understand the equation involved. Some examples of number stories include: There were two children at home and then one went out to play.What are 4 types of models?The main types of scientific model are visual, mathematical, and computer models. Visual models are things like flowcharts, pictures, and diagrams that help us educate each other.