Documents Chapter 7 and 8 By: Ou Suk Kwon. Comparing 2 numbers that are written: A to B A / B A:B.

Slide 1 Chapter 7 and 8 By: Ou Suk Kwon Slide 2 Comparing 2 numbers that are written: A to B A / B A:B Slide 3 The ratio of dirty cars to clean cars is 1:2 The ratio of black…