diff --git a/Gemfile b/Gemfile
index b625ba3..97bf45a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,7 +5,9 @@ git_source(:github) do |repo_name|
   "https://github.com/#{repo_name}.git"
 end
 
-
+gem 'momentjs-rails'
+gem 'bootstrap3-datetimepicker-rails'
+gem 'chronic'
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem 'rails', '~> 5.1.2'
 # Use sqlite3 as the database for Active Record
diff --git a/Gemfile.lock b/Gemfile.lock
index a4b753b..d911ad9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -75,6 +75,8 @@ GEM
     bootstrap (4.0.0.alpha6)
       autoprefixer-rails (>= 6.0.3)
       sass (>= 3.4.19)
+    bootstrap3-datetimepicker-rails (4.17.47)
+      momentjs-rails (>= 2.8.1)
     builder (3.2.3)
     byebug (9.0.6)
     callsite (0.0.11)
@@ -85,6 +87,7 @@ GEM
       rack (>= 1.0.0)
       rack-test (>= 0.5.4)
       xpath (~> 2.0)
+    chronic (0.10.2)
     coderay (1.1.1)
     concurrent-ruby (1.0.5)
     crack (0.4.3)
@@ -140,6 +143,8 @@ GEM
     mime-types-data (3.2016.0521)
     mini_portile2 (2.2.0)
     minitest (5.10.2)
+    momentjs-rails (2.17.1)
+      railties (>= 3.1)
     multi_json (1.12.1)
     nio4r (2.1.0)
     nokogiri (1.8.0)
@@ -262,8 +267,10 @@ DEPENDENCIES
   better_errors
   binding_of_caller
   bootstrap (~> 4.0.0.alpha6)
+  bootstrap3-datetimepicker-rails
   byebug
   capybara
+  chronic
   dotenv-rails
   factory_girl_rails
   firstdraft_generators
@@ -274,6 +281,7 @@ DEPENDENCIES
   letter_opener
   listen (>= 3.0.5, < 3.2)
   meta_request
+  momentjs-rails
   pry-rails
   puma (~> 3.7)
   rails (~> 5.1.2)
diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index 739c2fe..da0725c 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -14,3 +14,10 @@
 //= require bootstrap
 //= require turbolinks
 //= require_tree .
+//= require jquery
+//= require moment
+//= require bootstrap-datetimepicker
+
+$(function () {
+  $('.datetimepicker').datetimepicker();
+});
\ No newline at end of file
diff --git a/app/controllers/calculations_controller.rb b/app/controllers/calculations_controller.rb
index 0df2d0f..58c155e 100644
--- a/app/controllers/calculations_controller.rb
+++ b/app/controllers/calculations_controller.rb
@@ -11,13 +11,13 @@ def word_count
     # ================================================================================
 
 
-    @word_count = "Replace this string with your answer."
+    @word_count = @text.split.count
 
-    @character_count_with_spaces = "Replace this string with your answer."
+    @character_count_with_spaces = @text.length
 
-    @character_count_without_spaces = "Replace this string with your answer."
+    @character_count_without_spaces = @text.gsub(/\s+/, "").length
 
-    @occurrences = "Replace this string with your answer."
+    @occurrences = @text.split.count(@special_word)
 
     # ================================================================================
     # Your code goes above.
@@ -38,7 +38,13 @@ def loan_payment
     # The principal value the user input is in the decimal @principal.
     # ================================================================================
 
-    @monthly_payment = "Replace this string with your answer."
+    term_months = @years * 12
+    new_apr = @apr * 1/100
+    principal_month = @principal / term_months
+    interest_term = @principal * new_apr
+    interest_month = interest_term / term_months
+
+    @monthly_payment = principal_month + interest_month
 
     # ================================================================================
     # Your code goes above.