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iRubric: Linear Expression Problem Solving rubric

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Linear Expression Problem Solving Students are to measure the area of their bedroom walls and calculate how much it would cost to paint the walls. Rubric Code: A2347CB By KalliopiG Ready to use Public Rubric Subject: Math Type: Assignment Grade Levels: 6-8

Linear Expression Problem Solving
	Exceeds Requirements 2.5 pts	Meets Requirements 1.5 pts	Needs Improvement 1 pts
Assignment Completion	Exceeds Requirements The assignment is completed; step-by-step, clear and concise explanation is included.	Meets Requirements The assignment is completed, but lacks explanation or the explanation is not clear.	Needs Improvement The assignment is partially answered.
Understands the problem	Exceeds Requirements Shows a thorough understanding of the problem.	Meets Requirements Shows a basic understanding of the problem.	Needs Improvement Misinterpreted the problem.
Uses appropriate strategies	Exceeds Requirements Typically applies an efficient strategy with accurate information in: - writing the equation - graphing the equation - calculating one variable when given the value of the second variable.	Meets Requirements Sometimes applies a strategy with accurate steps and writes the equation/graphs the equation/calculates the variable value.	Needs Improvement Needs guidance in applying the correct strategy.
Calculations	Exceeds Requirements Writes the correct equation and accurately graphs the equation/calculates the requested variable value.	Meets Requirements Writes the equation and graphs/calculates the requested variable value, although some errors are made.	Needs Improvement Writes the wrong equation. The graph is wrong due to missed/wrong calculations. The requested variable value is wrong due to wrong calculations. Many calculation errors have been made. Not all questions have been answered.