MULTIPLICATION
RULE 1: The product of a positive integer and a negative integer is negative.
RULE 2: The product of two positive integers is positive.
RULE 3: The product of two negative integers is positive.
Examples:
Rule 1: 1. (+4) x (-2) = -8 2. (-2) x (+5) = -10
Rule 2: 1. (+6) x (+8) = +48 2. (+6) x (+2) = +12
Rule 3: 1. (-6) x (-8) = +48 2. (-2) x (-4) = +8
DIVISION
RULE 1: The quotient of a positive integer and a negative integer is negative.
RULE 2: The quotient of two positive integers is positive.
RULE 3: The quotient of two negative integers is positive.