diff --git a/main.py b/main.py
index 9677040..5b7682e 100644
--- a/main.py
+++ b/main.py
@@ -14,12 +14,12 @@ class Calculator:
 
     def error(self):
         if self.question_number == 1:
-            if self.account <= 0:
+            if self.account < 0:
                 return True
             else:
                 return False
         if self.question_number == 2:
-            if self.monthly <= 0:
+            if self.monthly < 0:
                 return True
             else:
                 return False
@@ -45,7 +45,7 @@ class Calculator:
 
         if self.question_number == 2:
             print("How much money are you planning on investing monthly? ")
-            self.monthly = float(input("Enter amount: "))
+            self.monthly = int(input("Enter amount: "))
             if self.error():
                 self.asker()
             else:
@@ -53,7 +53,7 @@ class Calculator:
 
         if self.question_number == 3:
             print("What's the yearly interest rate of this investment?")
-            self.rate = int(input('Enter interest rate in percentage: '))
+            self.rate = float(input('Enter interest rate in percentage: '))
             if self.error():
                 self.asker()
             else:
@@ -69,3 +69,5 @@ c.asker()
 
 
 
+
+