Question

one year, the population of a city was 316,000. several years later it was 309,680. find the percent decrease.

Explanation:

Step1: Calculate population decrease

$316000 - 309680 = 6320$

Step2: Divide by original population

$\frac{6320}{316000} = 0.02$

Step3: Convert to percentage

$0.02 \times 100 = 2$

Answer:

2%