lib/lite/ruby/numeric.rb in lite-ruby-1.0.15 vs lib/lite/ruby/numeric.rb in lite-ruby-1.0.16

@@ -212,9 +212,15 @@
 
     def root(num)
       self**(1.0 / num)
     end
 
+    def round_down(num = 0)
+      int, dec = to_f.to_s.split('.')
+
+      "#{int}.#{dec[0...num]}".to_f
+    end
+
     def subtract(num)
       self - num
     end
 
     def to_currency(options = {})