The price of a notebook has dropped to $3.45 today. Yesterday's price was $3.95. Find the percentage decrease. Round your answer to the nearest tenth of a percent.

Respuesta :

10%

Step-by-step explanation:

($3.95 - $3.45)/($3.95) × 100%

= ($0.50)/($3.95) × 100%

= 50/3.95 %

= 5000/395 %

= 1000/79 %

= 12,65 % → Round to the nearest tenth

≈ 10 %