standard_description: Understand that rational expressions form a system analogous to the rational numbers, closed under addition, subtraction, multiplication, and division by a nonzero rational expression; add, subtract, multiply, and divide rational expressions.
problem_activity: Task
Make a list of the first ten multiples of 3.
Which of the numbers in your list are multiples of 6? What pattern do you see in where the multiples of 6 appear in the list?
Which numbers in the list are multiples of 7? Can you predict when multiples of 7 will appear in the list of multiples of 3? Explain your reasoning.


aligns: no