Answer:21.43%.Step-by-step explanation:To calculate the percentage decrease, you can use the following formula: Percentage Decrease = ((Original Value - New Value) / Original Value) * 100% Given:Original Value = 280New Value = 220 Let's plug in the values: Percentage Decrease = ((280 - 220) / 280) x 100%Percentage Decrease = (60 / 280) x 100%Percentage Decrease = 0.2143 x 100%Percentage Decrease ≈ 21.43% Therefore, the percentage decrease from an original value of 280 to a new value of 220 is approximately 21.43%.
Answer:21.4%Step-by-step explanation:To find the percentage decrease:280 - 220 = 60 60/280 ≈ 0.2140.214 × 200 = 21.4%So, the percentage decrease is about 21.4%.