?`A` \times `B` =

A negative times a negative is a positive.

A negative times a positive is a negative.

A positive times a negative is a negative.

`A` \times `B` = `C`

?`C` \div `B` =

A negative divided by a negative is a positive.

A negative divided by a positive is a negative.

A positive divided by a negative is a negative.

`C` \div `B` = `A`