Negative numbers: multiplication and division videos

Why a negative times a negative is a positive

Why a negative times a negative makes sense

Dividing positive and negative numbers

Multiplying positive & negative numbers

Interpreting multiplication & division of negative numbers

Negative signs in fractions

Expressions with rational numbers

Dividing negative fractions

Multiplying positive and negative fractions

Dividing mixed numbers

Rational number word problem: school report

Rational number word problem: cosmetics

Rational number word problem: cab

Rational number word problem: ice

Rational number word problem: stock

Rational number word problem: computers

Rational number word problem: checking account

Exponents with negative bases

1 and -1 to different powers

Intro to order of operations

Worked example: Order of operations (PEMDAS)

Order of operations example

Equivalent expressions with negative numbers (multiplication and division)