as leaving out one person. b Student demonstrates a An expression is written, limited understanding, such as or such as times or , but , to demonstrate that 7.EE.B.4a the variables are the cost of 3D admission reversed: is double, or two times, ,. the cost of a regular admission ticket. Student demonstrates a Student writes a correct Student writes a correct Student writes a correct c limited understanding of equation but no further equation but makes one equation such as writing an equation and correct work is shown. computational error. , 7.EE.B.4a and solves it correctly by solving the equation. OR OR substituting for resulting Student makes a Student solves the in , and writes the conceptual error, such as equation correctly but correct answer of the solving the equation but does not indicate the cost of regular disregarding the two final cost of admission as admission, . variables and making . them one, such as . OR Student writes a correct equation but makes two or more computational errors. 7 a Student demonstrates a Student writes the Student writes the Student correctly limited understanding of correct equation, but no correct equation recognizes the vertical vertical angle further correct work is representing the vertical angle relationship, writes 7.G.B.5 relationships by writing shown, or two or more angle relationship but the equation an equation such as computational errors are makes one and , but no further work is made solving the computational error in solves the equation shown, or the work equation. solving the equation. correctly, showing all shown is incorrect. OR work, getting a value of Student makes a for . conceptual error such as adding the angles to equal , and all further work shown is correct. OR Student makes a conceptual error writing the equation, such as , but solves the equation correctly, getting , and all work is shown. OR Student writes a correct
as leaving out one person. b 7.EE.B.4a Student demonstrates a limited understanding, such as times or , but the variables are reversed: ,. An expression is written, such as or , to demonstrate that the cost of 3D admission is double, or two times, the cost of a regular admission ticket. c 7.EE.B.4a Student demonstrates a limited understanding of writing an equation and solving the equation. Student writes a correct equation but no further correct work is shown. OR Student makes a conceptual error, such as solving the equation but disregarding the two variables and making them one, such as . OR Student writes a correct equation but makes two or more computational errors. Student writes a correct equation but makes one computational error. OR Student solves the equation correctly but does not indicate the final cost of admission as . Student writes a correct equation such as , and solves it correctly by substituting for resulting in , and writes the correct answer of the cost of regular admission, . 7 a 7.G.B.5 Student demonstrates a limited understanding of vertical angle relationships by writing an equation such as , but no further work is shown, or the work shown is incorrect. Student writes the correct equation, but no further correct work is shown, or two or more computational errors are made solving the equation. OR Student makes a conceptual error such as adding the angles to equal , and all further work shown is correct. OR Student makes a conceptual error writing the equation, such as , but solves the equation correctly, getting , and all work is shown. OR Student writes a correct Student writes the correct equation representing the vertical angle relationship but makes one computational error in solving the equation. Student correctly recognizes the vertical angle relationship, writes the equation and solves the equation correctly, showing all work, getting a value of for .