diff --git a/src/index.js b/src/index.js
index d2e3a10..2051aa5 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,8 +1,9 @@
 import add from "./modules/add";
 import subtract from "./modules/subtract";
 import multiply from "./modules/multiply";
-import {addTen, addFive} from "./modules/addNumbers";
-import {subtractOne} from "./modules/subtractNumbers";
+import {addTen, addFive, addOne} from "./modules/addNumbers";
+import {subtractOne, subtractFive, subtractTen} from "./modules/subtractNumbers";
+import divide from "./modules/divide";
 
 const number1 = 393;
 const number2 = 238;
diff --git a/src/modules/addNumbers.js b/src/modules/addNumbers.js
index d879077..a85591a 100644
--- a/src/modules/addNumbers.js
+++ b/src/modules/addNumbers.js
@@ -7,3 +7,8 @@ export function addTen(num) {
 export function addFive(num) {
   return add(num, 5);
 }
+
+export function addOne(num) {
+  return add(num, 1);
+}
+
diff --git a/src/modules/divide.js b/src/modules/divide.js
new file mode 100644
index 0000000..f1425dc
--- /dev/null
+++ b/src/modules/divide.js
@@ -0,0 +1,6 @@
+
+function divide(num1, num2) {
+  return (num1 / num2);
+}
+
+export default divide;
diff --git a/src/modules/multiply.js b/src/modules/multiply.js
new file mode 100644
index 0000000..ac2b8f5
--- /dev/null
+++ b/src/modules/multiply.js
@@ -0,0 +1,6 @@
+
+function multiply(num1, num2) {
+  return num1 * num2;
+}
+
+export default multiply;
diff --git a/src/modules/subtract.js b/src/modules/subtract.js
index e69de29..96df50e 100644
--- a/src/modules/subtract.js
+++ b/src/modules/subtract.js
@@ -0,0 +1,5 @@
+function subtract(num1, num2) {
+  return num1 - num2;
+}
+
+export default subtract;
diff --git a/src/modules/subtractNumbers.js b/src/modules/subtractNumbers.js
new file mode 100644
index 0000000..b8bb05f
--- /dev/null
+++ b/src/modules/subtractNumbers.js
@@ -0,0 +1,16 @@
+import subtract from "./subtract";
+
+export function subtractOne(num) {
+  return subtract(num, 1);
+
+}
+
+export function subtractFive(num) {
+  return subtract(num, 5);
+}
+
+export function subtractTen(num) {
+  return subtract(num, 10);
+}
+
+