standard_description: Derive the equation of a circle of given center and radius using the Pythagorean Theorem; complete the square to find the center and radius of a circle given by an equation.
problem_activity: Stage 4: Add and Subtract
Required Preparation
Materials to Copy
Blackline Masters
Math Stories Stage 1 and 4 Pictures
Math Stories Stage 4 Recording Sheet

Narrative
Students pose and solve addition and subtraction story problems about pictures. Students write an equation to represent their story problem.
Variation:
Pages of picture books can also be offered to help students generate stories.


aligns: no