diff --git a/math_linear_algebra.ipynb b/math_linear_algebra.ipynb
index e281e26..fa1c168 100644
--- a/math_linear_algebra.ipynb
+++ b/math_linear_algebra.ipynb
@@ -1062,7 +1062,7 @@
     "  Q_{m1} + R_{m1} & Q_{m2} + R_{m2} & Q_{m3} + R_{m3} & \\cdots & Q_{mn} + R_{mn}  \\\\\n",
     "\\end{bmatrix}$\n",
     "\n",
-    "For example, let's create a $2 \\times 3$ matric $B$ and compute $A + B$:"
+    "For example, let's create a $2 \\times 3$ matrix $B$ and compute $A + B$:"
    ]
   },
   {