Khan Academy

Making a scale drawing-video (K-A)

Scale drawing word problems-video (K-A)

Scale drawing: centimeters to kilometers (K-A)

Solving a scale drawing word problem-video (K-A)

Absolute value as distance between numbers (K-A)

Adding & subtracting fractions (K-A)

Adding & subtracting negative numbers (K-A)

Addition & subtraction: find the missing value (part 1 of 2) (K-A)

Adding & subtracting rational numbers: 0.79 – 4/3 – 1/2 + 150% (K-A)

Addition & subtraction: find the missing value (part 2 of 2) (K-A)

Adding & subtracting rational numbers: 79% – 79.1 – 58 1/10 (K-A)

Dividing mixed numbers (K-A)

Adding fractions with different signs (K-A)

Dividing negative fractions (K-A)

Adding negative numbers example (K-A)

Dividing negative numbers review (K-A)

Adding negative numbers on the number line (K-A)

Dividing positive and negative numbers (K-A)

Adding negative numbers review (K-A)

Equivalent expressions with negative numbers (multiplication and division) (K-A)

Comparing rational numbers (K-A)

Expressions with rational numbers (K-A)

Equivalent expressions with negative numbers (K-A)

Fraction to decimal with rounding (K-A)

Interpreting absolute value as distance (K-A)