diff --git a/README.md b/README.md
index 8ec995e..baa9e1a 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,10 @@
 
 32 Things To Do is a to-do list application that lets students keep track of their assignments, courses and schedule.
 
+## How to Run the Program
+
+From the Main.java file, compile & run the program with a Java IDE. No pre-existing data needed.
+
 ## Register/Log In
 
 Start up the program by running the `Main.java` class in the `src/main/java` directory.
diff --git a/src/main/java/use_cases/course_tracker/CourseTrackerInteractor.java b/src/main/java/use_cases/course_tracker/CourseTrackerInteractor.java
index 94cfe3c..3e931fb 100644
--- a/src/main/java/use_cases/course_tracker/CourseTrackerInteractor.java
+++ b/src/main/java/use_cases/course_tracker/CourseTrackerInteractor.java
@@ -88,8 +88,8 @@ protected double mockGradeCalculator(ArrayList<Task> courseTasks) {
 
         for (Task task: courseTasks) {
             if (((Gradable) task).getGradeReceived() != -1) {
-                mockGrade += ((Gradable) task).getWeightage() * ((Gradable) task).getGradeReceived();
-                gradedWeightage += ((Gradable) task).getWeightage();
+                mockGrade += (((Gradable) task).getWeightage() / 100) * ((Gradable) task).getGradeReceived();
+                gradedWeightage += ((Gradable) task).getWeightage() / 100;
             }
         }
 
@@ -120,7 +120,7 @@ protected double requiredAverageCalculator(double goalGrade, double mockGrade, A
 
             for (Task task: courseTasks) {
                 if (((Gradable) task).getGradeReceived() == -1) {
-                    ungradedWeight += ((Gradable) task).getWeightage();
+                    ungradedWeight += ((Gradable) task).getWeightage() / 100;
                 }
             }
 
diff --git a/src/main/java/use_cases/course_tracker/progress_tracker_use_case/ProgressTrackerInteractor.java b/src/main/java/use_cases/course_tracker/progress_tracker_use_case/ProgressTrackerInteractor.java
index 7b41937..74d00be 100644
--- a/src/main/java/use_cases/course_tracker/progress_tracker_use_case/ProgressTrackerInteractor.java
+++ b/src/main/java/use_cases/course_tracker/progress_tracker_use_case/ProgressTrackerInteractor.java
@@ -94,7 +94,7 @@ private double courseProgressCalculator(ArrayList<Task> courseTasks) {
 
         for (Task task: courseTasks) {
             if (task.getComplete()) {
-                completedWeightage += ((Gradable) task).getWeightage();
+                completedWeightage += ((Gradable) task).getWeightage() / 100;
             }
         }
 
diff --git a/src/test/java/test_course_tracker/GradeCalculatorTest.java b/src/test/java/test_course_tracker/GradeCalculatorTest.java
index f95a35a..a4bdcbb 100644
--- a/src/test/java/test_course_tracker/GradeCalculatorTest.java
+++ b/src/test/java/test_course_tracker/GradeCalculatorTest.java
@@ -22,17 +22,17 @@ void setup() {
 
         //create some Task objects for the TaskMap
         Assignment assignment1 = new Assignment("testAssignment1", "testAssignment1_testStudent_testCourse",
-                null, 0.2);
+                null, 20.0);
         assignment1.setComplete();
         assignment1.setGradeReceived(87);
         Assignment assignment2 = new Assignment("testAssignment2", "testAssignment2_testStudent_testCourse",
-                null, 0.4);
+                null, 40.0);
         assignment2.setComplete();
         entities.Test test1 = new entities.Test("testTest1", "testTest1_testStudent_testCourse", null,
-                null, 0.3);
+                null, 30.0);
         test1.setComplete();
         entities.Test test2 = new entities.Test("testTest2", "testTest2_testStudent_testCourse", null,
-                null, 0.1);
+                null, 10.0);
         test2.setComplete();
         Event event1 = new Event("testEvent", "testEvent_testStudent_testCourse", 0, null,
                 null, false, "");
diff --git a/src/test/java/test_course_tracker/ProgressTrackerTest.java b/src/test/java/test_course_tracker/ProgressTrackerTest.java
index 00433a2..dadecf4 100644
--- a/src/test/java/test_course_tracker/ProgressTrackerTest.java
+++ b/src/test/java/test_course_tracker/ProgressTrackerTest.java
@@ -31,18 +31,18 @@ void setup() {
 
         //create some Task objects for the TaskMap
         Assignment assignment1 = new Assignment("testAssignment1", "testAssignment1_testStudent_testCourse",
-                null, 0.2);
+                null, 20.0);
         assignment1.setComplete();
         assignment1.setGradeReceived(87);
         Assignment assignment2 = new Assignment("testAssignment2", "testAssignment2_testStudent_testCourse",
-                null, 0.4);
+                null, 40.0);
         assignment2.setComplete();
         entities.Test test1 = new entities.Test("testTest1", "testTest1_testStudent_testCourse", null,
-                null, 0.3);
+                null, 30.0);
         test1.setComplete();
         test1.setGradeReceived(66.5);
         entities.Test test2 = new entities.Test("testTest2", "testTest2_testStudent_testCourse", null,
-                null, 0.1);
+                null, 10.0);
         test2.setComplete();
         Event event1 = new Event("testEvent", "testEvent_testStudent_testCourse", 0, null,
                 null, false, "");