diff --git a/bookmark.md b/bookmark.md
index aeb71ea..831f0ac 100644
--- a/bookmark.md
+++ b/bookmark.md
@@ -1,2 +1,2 @@
 ## Left off: 
-### Chapter 4 - Pg 57 - Try It Yourself 4-3 - 4-9
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+### Chapter 4 - Pg 57 - Try It Yourself 4-6 Odd Numbers
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