diff --git a/lms/templates/calculator/toggle_calculator.html b/lms/templates/calculator/toggle_calculator.html
index a3c4bbfd30..bed0520f3c 100644
--- a/lms/templates/calculator/toggle_calculator.html
+++ b/lms/templates/calculator/toggle_calculator.html
@@ -71,8 +71,6 @@ from openedx.core.djangolib.markup import HTML, Text
                                                 ## Translators: Please do not translate mathematical symbols.
                                                 ${_("^ (raise to a power)")}<br />
                                                 ## Translators: Please do not translate mathematical symbols.
-                                                ${_("_ (add a subscript)")}<br />
-                                                ## Translators: Please do not translate mathematical symbols.
                                                 ${_("|| (parallel resistors)")}
                                             </td>
                                             <td>