diff --git a/lms/templates/calculator/toggle_calculator.html b/lms/templates/calculator/toggle_calculator.html
index 64bfaf5b5b..287e090cd1 100644
--- a/lms/templates/calculator/toggle_calculator.html
+++ b/lms/templates/calculator/toggle_calculator.html
@@ -64,6 +64,7 @@ from openedx.core.djangolib.markup import HTML, Text
                                             </td>
                                         </tr>
                                         <tr>
+                                            ## Translators: This refers to mathematical operators such as `plus`, `minus`, `division` and others.
                                             <th scope="row">${_("Operators")}</th>
                                             ## Translators: Please do not translate mathematical symbols.
                                             <td dir="auto">
@@ -81,6 +82,7 @@ from openedx.core.djangolib.markup import HTML, Text
                                             </td>
                                         </tr>
                                         <tr>
+                                            ## Translators: This refers to symbols that are mathematical constants, such as "i" (square root of -1)
                                             <th scope="row">${_("Constants")}</th>
                                             <td dir="auto">c, e, g, i, j, k, pi, q, T</td>
                                             <td dir="auto">
@@ -89,6 +91,7 @@ from openedx.core.djangolib.markup import HTML, Text
                                             </td>
                                         </tr>
                                         <tr>
+                                            ## Translators: This refers to symbols that appear at the end of a number, such as the percent sign (%) and metric affixes
                                             <th scope="row">${_("Affixes")}</th>
                                             <td dir="auto">${_("Percent sign (%) and metric affixes (d, c, m, u, n, p, k, M, G, T)")}</td>
                                             <td dir="auto">
@@ -98,6 +101,7 @@ from openedx.core.djangolib.markup import HTML, Text
                                             </td>
                                         </tr>
                                         <tr>
+                                            ## Translators: This refers to basic mathematical functions such as "square root"
                                             <th scope="row">${_("Basic functions")}</th>
                                             <td dir="auto">abs, exp, fact or factorial, ln, log2, log10, sqrt</td>
                                             <td dir="auto">
@@ -106,6 +110,7 @@ from openedx.core.djangolib.markup import HTML, Text
                                             </td>
                                         </tr>
                                         <tr>
+                                            ## Translators: This refers to mathematical Sine, Cosine and Tan
                                             <th scope="row">${_("Trigonometric functions")}</th>
                                             <td dir="auto">
                                                 sin, cos, tan, sec, csc, cot<br />