Pie charts are to gather percentages and then to put them into the Pie chart. To gather the information and put it into percentages is, to write the key down and what the keys information is about.
Exg. red is 50% and blue is 25% and then green is 25% 25 + 25 % = 50 combined and red is just 50%, so in those colors you right your percentage and in like a normal chart you need your labels and title.
The hardest part about this activity was figuring out how to add the percentages, and learning something new.
The easy part was having fun learning something new and it was fun adding the percentages