diff --git a/membershipworks/views.py b/membershipworks/views.py
index ab20034..9b0dafc 100644
--- a/membershipworks/views.py
+++ b/membershipworks/views.py
@@ -8,6 +8,8 @@ from django.db.models import OuterRef, Q, Subquery
 from django.db.models.functions import TruncMonth, TruncYear
 from django.shortcuts import render
 from django.template.defaultfilters import floatformat
+from django.utils.html import format_html
+from django.utils.safestring import SafeString
 from django.views.generic import DetailView, ListView
 from django.views.generic.dates import (
     ArchiveIndexView,
@@ -299,17 +301,34 @@ class InvoiceTable(tables.Table):
         self.event = kwargs.pop("event")
         super().__init__(*args, **kwargs)
 
+    @staticmethod
+    def _math_header(name: str, formula: str) -> SafeString:
+        return format_html(
+            '{} <div class="text-nowrap font-monospace fw-light">[{}]</div>',
+            name,
+            formula,
+        )
+
     label = tables.Column("Ticket Type", footer="Subtotals")
     list_price = InvoiceMoneyColumn("Ticket Price")
-    actual_price = InvoiceMoneyColumn("Actual Price [P]")
-    quantity = tables.Column("Quantity [Q]", footer=lambda table: table.event.quantity)
-    amount = InvoiceMoneyFooterColumn("Amount [A = P * Q]")
-    materials = InvoiceMoneyFooterColumn("CMS Collected Materials Fee [M = m * Q]")
-    amount_without_materials = InvoiceMoneyFooterColumn(
-        "Event Revenue Base [B = A - M]"
+    actual_price = InvoiceMoneyColumn(_math_header("Actual Price", "P"))
+    quantity = tables.Column(
+        _math_header("Quantity", "Q"),
+        footer=lambda table: table.event.quantity,
+    )
+    amount = InvoiceMoneyFooterColumn(_math_header("Amount", "A=P*Q"))
+    materials = InvoiceMoneyFooterColumn(
+        _math_header("CMS Collected Materials Fee", "M=m*Q")
+    )
+    amount_without_materials = InvoiceMoneyFooterColumn(
+        _math_header("Event Revenue Base", "B=A-M")
+    )
+    instructor_revenue = InvoiceMoneyFooterColumn(
+        _math_header("Instructor Percentage Revenue", "R=B*I")
+    )
+    instructor_amount = InvoiceMoneyFooterColumn(
+        _math_header("Amount Due to Instructor", "R+M")
     )
-    instructor_revenue = InvoiceMoneyFooterColumn("Instructor Revenue [R = B * I]")
-    instructor_amount = InvoiceMoneyFooterColumn("Amount Due to Instructor [R + M]")
 
     class Meta:
         attrs = {