02/11/2009 15:05
  • Write or identify algebraic expressions, equations, or inequalities that represent a situation
  • Evaluate an expression containing variables by substituting rational numbers for the variables
  • Graph an inequality on a number line
  • Solve problems involving conversions within the same measurement system
  • Solve geometric problems using ratios and proportions
  • Use proportional reasoning to determine congruence and similarity of triangles
  • Create an algorithm to solve problems involving indirect measurements, using proportional reasoning, dimensional analysis, and the concepts of density and rate
  • Isolate and organize mathematical information taken from symbols, diagrams, and graphs to make inferences, draw conclusions, and justify reasoning
  • Describe when to use proportional reasoning to solve a problem