Question

the owner of an ice skating rink counted the number of times that people went skating at his rink. ice skating last winter number of times how many people are there in all? \boxed{} people

Explanation:

Step1: Count X's at 1

Count the number of X's above 1. There are 8 X's.

Step2: Count X's at 3

Count the number of X's above 3. There are 6 X's.

Step3: Count X's at 4

Count the number of X's above 4. There are 9 X's.

Step4: Sum the counts

Add the number of X's: $8 + 6 + 9 = 23$ (Note: There are 0 X's above 2, so we don't include it in the sum).

Answer:

23