Calculators? Formulas? What Students Need to Know!

Jan Martin, SD DOEDirector of Assessment

SDCTMFeb. 8, 2014

Calculators

• Grade 6 – 4 Function Calculator as needed

• Grade 7 & 8 – Scientific Calculator as needed

• Link to on-line calculator: http://sbac.portal.airast.org/practice-test/calculators/

Grade 6

• https://sat1.sbacpt.tds.airast.org/student/Scripts/Calculator/TDSCalculator.html?mode=Basic

Use the Equation Tool to create an expression that could be used to

determine the area of the trapezoid.

Grade 7 & 8

• https://sat1.sbacpt.tds.airast.org/student/Scripts/Calculator/TDSCalculator.html?mode=Scientific

Formulas and Measurement Conversions

• Considerations in the development of the item writing guidelines for measurement conversions, formulas, and other mathematical facts:– Construct being measured– Overall coherence of the CCSSM – System constraints

Formulas not included for any item typeList C: The formulas listed here are not included for any item type at any grade level in the Smarter Balanced summative and interim assessments.• Perimeter or area of a rectangle• Perimeter or area of a parallelogram• Perimeter or area of a trapezoid• Perimeter or area of a square• Perimeter or area of a triangle• Circumference or area of a circle• Arc length• Area of a sector of a circle• Sum of interior angles of a polygon• Measure of one interior angle of a regular polygon• Surface area of a rectangular prism• Surface area of cube• Surface area of right pyramids with rectangular or triangular base• Volume of right rectangular prism• Volume of cube• Quadratic formula• Pythagorean Theorem

Questions?