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Multiplication of Positive and Negative Numbers
In this algebra learning exercise, students multiply negative and positive integers. They multiply their integers correctly. There are 20 questions.
3 Views 14 Downloads
Imaginary Numbers Are Real (Part 3: Cardan's Problem)
Were complex numbers discovered or invented? A video presentation makes the case for the discovery of square roots of negative one. In order for complex numbers to be real, then they must behave like other numbers, which they do in terms...
5 mins 9th - 12th Math CCSS: Adaptable
Inequalities Using Multiplication And Division
Things get a little more complicated in this video, which features Sal solving several inequality problems involving multiplying and dividing by positive and negative numbers. Additionally, he shows a few more kinds of notation to...
10 mins 7th - 11th Math
Multiplying and Dividing Negative Numbers
Ease your class into pre-algebra with this video, which demonstrates multiplication and division problems involving negative numbers. Sal reiterates the rules of positive and negative numbers in different types of equations, then goes...
9 mins 7th - 9th Math