-11 is 11 units away from zero on a number line.
7
yes
you simply at 5 to 7.5. so your answer is 12.5 on the number line.
the absolute value
absolute value Save
-11 is 11 units away from zero on a number line.
7
-210
The distance the number is from zero. For example, + 19 is 19 units of length on the positive side of the number line , to the right of the zero position. - 19 is 19 units of length going the other way, to the left of the zero position on a number line.
the number 2 is two units to the right of 0 on the number line. the number -2 is two units to the left of 0
yes
you simply at 5 to 7.5. so your answer is 12.5 on the number line.
7
the absolute value
A number line can help you visualize this. See http://en.wikipedia.org/wiki/Number_line for an example, and a description. On a number line, adding 3 means to go 3 units to the right; if you start at -9 and go 3 units to the right, you end at -6, 'tis as simple as that. (Subtracing a number means going a certain number of units to the left.)
10 units.