)) What is the value of 0.8 -0.6? Write your answer as a fraction in lowest terms.

0.8 - 0.6 = 0.2 = 2/10 = 1/5

so as a fraction in lowest terms it's 1/5

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads