You can add a Strikethrough annotation to your document. The Strikethrough is available from the Annotation menu:

To add a Strikethrough annotation to your document:

1. Click on the Strikethrough annotation:

2. Highlight the text that you want to strikethrough on the document:

3. After you complete highlighting the text, a context menu displays where you can select to add a comment, select the color of the Strikethrough annotation, select the size of the Strikethrough, or click a checkbox to burn the annotation into the document:

4. To delete the Strikethrough annotation, click on the Trash icon.