There are 40 students in a class. Today only 29 students showed up. What percentage of students showed up? Show and explain your work.

72.5%

Step-by-step explanation:

29 is the number of students showed up

40 are the number of students in the class

= 29/40 * 100/100

= 29/2 * 5/100 we have simplified the fraction

= (29/2 * 5) / 100

= (145/2) * 100

=72.5/100

=72.5%