Question

The population of a city decreased from 25,000 to 24,500. Find the percentage decrease.

Answer 1

percentage
= [(25000-24500)/25000]×100
= [500/25000]×100
= [1/50]×100 = 2%

Answer 2

25000 - 25000× X/100. = 24500

500 = 250X

X = 2