I have learned that an ____ is any number from the set { ... -4, -3, -2, -1, 0, 1, 2, 3, 4...} The (+) and (-) are symbols used to indicate addition and subtraction, but in number line, they indicate the _____ of a point from the 0- point, not as operations to be performed. A ______ is a lone drawn starting from zero and which extends to both sides without ends. I also learned the I can arrange integers either in ascending or descending order. In _____, integers are arranged from least to greatest while in _____, integers are arrangers from greatest to least. It is easier to arrange integers in order by plotting them in the number line. An _____ of a number is a distance on the number line between the number and zero without any regard to its direction.​