Corbett Maths
Multiplying Negative Numbers
Learning to multiply is the product of hard work. Viewers of a short instructional video review how to multiply negative numbers. They first use patterns to justify the rules for multiplication, then watch the narrator work through some...
Krista King Math
Signed Numbers, Multiplication
Explore patterns in multiplying with positive and negative numbers. Viewers learn the rules for multiplying two signed numbers and then watch as these rules are extended to multiplying with more than two numbers.
Krista King Math
Opposite of a Number
While the standards don't call for negative numbers to be taught before the sixth grade, many students benefit from learning the concept earlier. A video explains what teachers mean by the opposite of a number. It includes absolute...
Curated OER
Multiplying Integers
There are simply two rules about multiplying two integers. If the signs are the same, the answer is positive and if the signs are different then the answer is negative.