diff --git a/value.nim b/value.nim
index 3625635..b8c2a7c 100644
--- a/value.nim
+++ b/value.nim
@@ -106,14 +106,14 @@ const natOk* = NatReturn(ok: true)
 # OPERATIONS
 # NOTE: these operations can return ktTypeError with a message if types are invalid
 
-proc negate*(val: var KonValue): NatReturn =
+proc negate*(val: var KonValue): NatReturn {.inline.} =
   if (val.konType != ktFloat):
     return natError("Operand must be a number.")
   else:
     val.floatValue = -val.floatValue
     return natOk
 
-proc add*(val: var KonValue, right: KonValue): NatReturn =
+proc add*(val: var KonValue, right: KonValue): NatReturn {.inline.} =
   if val.konType == ktFloat and right.konType == ktFloat:
     val.floatValue += right.floatValue
   elif val.konType == ktString and right.konType == ktString:
@@ -122,21 +122,21 @@ proc add*(val: var KonValue, right: KonValue): NatReturn =
     return natError(&"Attempt to add types {val.konType} and {right.konType}.")
   return natOk
 
-proc subtract*(val: var KonValue, right: KonValue): NatReturn =
+proc subtract*(val: var KonValue, right: KonValue): NatReturn {.inline.} =
   if val.konType == ktFloat and right.konType == ktFloat:
     val.floatValue -= right.floatValue
   else:
     return natError(&"Attempt to subtract types {val.konType} and {right.konType}.")
   return natOk
 
-proc multiply*(val: var KonValue, right: KonValue): NatReturn =
+proc multiply*(val: var KonValue, right: KonValue): NatReturn {.inline.} =
   if val.konType == ktFloat and right.konType == ktFloat:
     val.floatValue *= right.floatValue
   else:
     return natError(&"Attempt to multiply types {val.konType} and {right.konType}.")
   return natOk
 
-proc divide*(val: var KonValue, right: KonValue): NatReturn =
+proc divide*(val: var KonValue, right: KonValue): NatReturn {.inline.} =
   if val.konType == ktFloat and right.konType == ktFloat:
     val.floatValue /= right.floatValue
   else: