diff --git a/index.js b/index.js
index 8c24934..8adbd92 100644
--- a/index.js
+++ b/index.js
@@ -1,8 +1,9 @@
 const add  = require("./modules/add");
 const subtract = require("./modules/subtract");
 const multiply= require("./modules/multiply");
-const {addTen, addFive} = require("./modules/addNumbers");
-const {subtractOne}= require("./modules/subtractNumbers");
+const divide= require("./modules/divide");
+const {addOne, addTen, addFive} = require("./modules/addNumbers");
+const {subtractOne, subtractFive, subtractTen}= require("./modules/subtractNumbers");
 
 const number1 = 393;
 const number2 = 238;
diff --git a/modules/addNumbers.js b/modules/addNumbers.js
index 6854706..0d27e0a 100644
--- a/modules/addNumbers.js
+++ b/modules/addNumbers.js
@@ -7,3 +7,7 @@ module.exports.addTen =  function(num) {
 module.exports.addFive = function(num) {
   return add(num, 5);
 }
+
+module.exports.addOne = function(num) {
+  return add(num,1);
+}
\ No newline at end of file
diff --git a/modules/divide.js b/modules/divide.js
new file mode 100644
index 0000000..fe1880d
--- /dev/null
+++ b/modules/divide.js
@@ -0,0 +1,5 @@
+function divide(num1, num2) {
+  return num1 / num2
+}
+
+module.exports = divide;
\ No newline at end of file
diff --git a/modules/multiply.js b/modules/multiply.js
new file mode 100644
index 0000000..040c02a
--- /dev/null
+++ b/modules/multiply.js
@@ -0,0 +1,5 @@
+function multiply(num1, num2) {
+  return num1 * num2
+}
+
+module.exports = multiply;
\ No newline at end of file
diff --git a/modules/subtract.js b/modules/subtract.js
index e69de29..d3ad45f 100644
--- a/modules/subtract.js
+++ b/modules/subtract.js
@@ -0,0 +1,5 @@
+function subtract(num1, num2) {
+  return num1 - num2
+}
+
+module.exports = subtract;
\ No newline at end of file
diff --git a/modules/subtractNumbers.js b/modules/subtractNumbers.js
new file mode 100644
index 0000000..d9a0dc4
--- /dev/null
+++ b/modules/subtractNumbers.js
@@ -0,0 +1,13 @@
+const subtract = require("./subtract");
+
+module.exports.subtractOne =  function(num) {
+  return subtract(num,1);
+}
+
+module.exports.subtractTen =  function(num) {
+  return subtract(num,10);
+}
+
+module.exports.subtractFive = function(num) {
+  return subtract(num, 5);
+}