diff --git a/src/scripts/main.js b/src/scripts/main.js
index c6e3f878..fe26505e 100644
--- a/src/scripts/main.js
+++ b/src/scripts/main.js
@@ -1,3 +1,13 @@
 'use strict';
 
 // write your code here
+const populationElements = document.querySelectorAll('.population');
+
+const totalPopulation = Array.from(populationElements)
+  .map(element => Number(element.textContent.replace(/,/g, '')))
+  .reduce((sum, value) => sum + value, 0);
+
+const b = totalPopulation / 10;
+
+document.querySelector('.total-population').textContent = totalPopulation.toLocaleString('en-US');
+document.querySelector('.average-population').textContent = b.toLocaleString('en-US');