diff --git a/Lesson_4/task_1.js b/Lesson_4/task_1.js
new file mode 100644
index 0000000..7681337
--- /dev/null
+++ b/Lesson_4/task_1.js
@@ -0,0 +1,19 @@
+function makeObj(val) {
+  let obj = {};
+  if (val <= 999){
+    let digit;
+    let counter = 0
+    while (val != 0) {
+      digit = val % 10;
+      if (counter == 0) obj['Единицы'] = digit;
+      else if (counter == 1) obj['Десятки'] = digit;
+      else obj['Сотни'] = digit;
+      val = (val - digit) / 10;
+      counter++;
+    }
+  return obj;
+  } else return obj;
+}
+
+const num = prompt("Введи число от 0 до 999.");
+console.log( makeObj(num));
diff --git a/Lesson_4/task_2.js b/Lesson_4/task_2.js
new file mode 100644
index 0000000..9eff93c
--- /dev/null
+++ b/Lesson_4/task_2.js
@@ -0,0 +1,23 @@
+const myCart = {
+  products: [{
+    id: 54321,
+    title: "qwerty",
+    price: 10000,
+    count: 2
+  },
+  {
+    id: 12345,
+    title: "asdfgh",
+    price: 5000,
+    count: 3
+  }],
+  result() {
+    let res = 0;
+    for (i = 0; i < this.products.length; i++) {
+      res += this.products[i].price * this.products[i].count;
+    }
+    return res;
+  }
+};
+
+console.log(myCart.result())