Khan Academy Static

Topic A includes lessons 1-9 and covers opposite quantities combine to make zero, using the number line to model the addition of integers, understanding addition of integers, efficiently adding integers and other rational numbers, understanding subtraction of integers and other rational numbers, the distance between two rational numbers, addition and subtraction of rational numbers, and applying the properties of operations to add and subtract rational numbers.

9220_Comparing_rational_numbers.html

9214_Interpreting_numeric_expressions_example.html

9221_Adding_subtracting_rational_numbers_79_79_1_58_1_10.html

9217_Interpreting_absolute_value_as_distance.html

9211_Subtracting_a_negative_adding_a_positive.html

9213_Number_equations_number_lines.html

9216_Equivalent_expressions_with_negative_numbers.html

9209_Adding_negative_numbers_example.html

9222_Adding_subtracting_rational_numbers_0_79_4_3_1_2_150_.html

9210_Adding_subtracting_negative_numbers.html

9219_Adding_subtracting_fractions.html

9212_Adding_negative_numbers_on_the_number_line.html

9218_Adding_fractions_with_different_signs.html

9215_Absolute_value_as_distance_between_numbers.html