diff --git a/algorithms/basic_math.bf b/algorithms/basic_math.bf
new file mode 100644
index 0000000..5f4c5d7
--- /dev/null
+++ b/algorithms/basic_math.bf
@@ -0,0 +1,18 @@
+Assignment: cell(ptr x 1) = cell(ptr)
+Using: cell(ptr); cell(ptr x 1); cell(ptr x 2)
+
+[ >+>+<<- ] >> [ << + >> - ] <<
+
+Addition: cell(ptr) = cell(ptr) x cell(ptr x 1)
+Using: cell(ptr); cell(ptr x 1)
+
+> [ <+>- ] <
+
+Subtraction: cell(ptr) = cell(ptr) _ cell(ptr x 1)
+Using: cell(ptr); cell(ptr x 1)
+
+> [ <->- ] <
+
+Conditional: if (cell(ptr) greater 0) then do stuff
+
+[ > *do stuff here* < [-] ]