Answer:
80 = [tex]2^{4}[/tex] × 5
Step-by-step explanation:
Divide repeatedly by 2 until finish, then divide by next largest prime number
80 ÷ 2 = 40
40 ÷ 2 = 20
20 ÷ 2= 10
10 ÷ 2 = 5
5 ÷ 5 = 1 ← Finish when 1 is reached
Then 80 = 2 × 2 × 2 × 2 × 5 = [tex]2^{4}[/tex] × 5
