L6/1 Use the equivalence of fractions, decimals and percentages to compare proportions
- http://www.khanacademy.org/math/arithmetic/fractions/e/ordering_numbers
- http://www.khanacademy.org/math/arithmetic/percents/e/converting_percents_to_decimals
- http://www.khanacademy.org/math/arithmetic/percents/e/converting_percents_to_decimals
- http://www.khanacademy.org/math/arithmetic/fractions/e/converting_decimals_to_fractions_1
- http://www.khanacademy.org/math/arithmetic/fractions/e/converting_fractions_to_decimals
- http://www.khanacademy.org/math/arithmetic/fractions/e/adding_fractions_with_common_denominators
- http://www.khanacademy.org/math/arithmetic/fractions/e/subtracting_fractions_with_common_denominators
- http://www.khanacademy.org/math/arithmetic/fractions/e/adding_fractions
- http://www.khanacademy.org/math/arithmetic/fractions/e/subtracting_fractions
- http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/e/evaluating_expressions_1
- http://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/e/writing_expressions_1
- http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/e/slope_of_a_line
- http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/e/interpreting_linear_equations
- http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/e/solving_for_the_y-intercept
- http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/e/solving_for_the_x-intercept
- http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/e/slope_intercept_form
- http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/e/line_graph_intuition
- http://www.khanacademy.org/math/algebra/linear-equations-and-inequalitie/e/plugging_in_values
- http://www.khanacademy.org/math/algebra/algebra-functions/e/identifying_points_2
- http://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/e/parallel_lines_1
- http://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/e/parallel_lines_2
- http://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/e/alternate_interior_angles_2
- http://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/e/alternate_exterior_angles_2
- http://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/e/same_side_interior_angles_2
- http://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/e/same_side_exterior_angles_2
- http://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/e/corresponding_angles_2
- http://www.khanacademy.org/math/geometry/basic-geometry/e/area_of_triangles_1
- http://www.khanacademy.org/math/geometry/area--perimeter--and-volume/e/area_of_parallelograms
- http://www.khanacademy.org/math/geometry/basic-geometry/e/area_of_a_circle
- http://www.khanacademy.org/math/geometry/basic-geometry/e/radius_diameter_and_circumference