Question

the population of a certain city decreased by 45,00 people.write a signed number to represent this population change.

Answer 1

Answer:

Assuming population was "x"

Step-by-step explanation:

Change in Population is "X - 45000"

Answer 2

Answer:

The decreased population of a city from 25,000 to 24,500

Population decreased =25,000−24,500=500

Decreased Percentage =

Originalpopulation

Populationdecreased

×100

=

25000

500

×100=2%

Hence, the percentage decreased is 2%