Question

Is the percent increase from 50 to 70 equal to the percent decrease from 70 to 50? Explain.

Answer 1

Answer: The percents are not equal. The problem with the increase is 50 to 70 which is 20/50, which is 40%, and the percent decrease from 70 to 50 is 20/70, or 29%.  

Step-by-step explanation:

Answer 2

Answer:

• No

Step-by-step explanation:

• Percent change is the difference in numbers divided by initial number converted to percent value.

Percent increase:

• (70 - 50)/50*100% = 40%

Percent decrease:

• (70 - 50)/70*100% = 28.57%

Compare:

• 40% ≠ 28.57%