On a number line, where do we find the negative values compared to the zero? If a number lies to the right of another number, is it greater than or less than that number? When is it necessary to use the open circle when graphing a line? What are some values that are less than negative 3? What are some values that are greater than or equal to 7? If something you want to buy is less than $10, what are some possible costs for the item?

How do words like "at least" or "up to" change your graph of a line? How did you show that the number at the beginning of your line was also included in the solutions? Which direction on the number line gives lesser values? Which direction on the number line gives greater values? How did you know when to use an open circle or closed circle when plotting the values on the number line?