diff --git a/algorithms/maths/calc.m b/algorithms/maths/calc.m
new file mode 100644
index 0000000..24321e1
--- /dev/null
+++ b/algorithms/maths/calc.m
@@ -0,0 +1,18 @@
+%This function acts as a calculator
+%It takes the input 1: add 2:subtract 3: multiply 4: divide 
+  
+  function [a]=calc(x,y,z)
+    if z==1
+    a=x+y;
+  elseif z==2
+    
+    a=x-y;
+  elseif z==3
+    
+    
+    a=x*y
+  else
+    
+    a=x/y;
+    
+  end