MA, Stanford University
Teaching in the San Francisco Bay Area
Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts
When we first learn about numbers, we begin with the Natural numbers, 1, 2, 3 ... After awhile, we are introduced to the idea of zero, and can now work with the Whole numbers: 0, 1, 2, 3 ... As you get more sophisticated, you can start to understand numbers that are less than zero, which are called negative numbers, The set of Integers is ... -3. -2, -1, 0, 1, 2, 3, ... The idea of a negative number and performing math operations with negative numbers is extremely important in moving forward with understanding math ideas.
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