help me please ! show ALL WORK and do it right .

Answer:
≈ 37%
Step-by-step explanation:
Percent decrease is calculated as
[tex]\frac{decrease}{original}[/tex] × 100%
decrease = $3.92 - $2.46 = $1.46, thus
percent decrease = [tex]\frac{1.46}{3.92}[/tex] × 100% ≈ 37%