Question

what is the value of the dot marked on the number line below?
if the answer is not an integer, enter it as a decimal.

Explanation:

Step1: Calculate total range

$9 - (-7) = 16$

Step2: Count intervals between marks

There are 16 intervals between -7 and 9.

Step3: Find value per interval

$\frac{16}{16} = 1$

Step4: Count steps from -7 to dot

The dot is 6 steps above -7.

Step5: Calculate dot's value

$-7 + 6\times1 = -1$

Answer:

-1