Question

You buy 80 of your favorite songs from a Web site that charges ​$0.98 for each song. What is the cost of 80 ​songs? Use mental math.

Answer 1

80*1= 80
We can then times 80*2=160 or 1.60
80-1.60= 78.40

Answer 2

the songs are approximately 1 dollar each

80 songs times 1 dollar = 80 dollars