deletions | additions       diff --git a/layout.md b/layout.md  index ffa8ebb..57dfb38 100644  --- a/layout.md  +++ b/layout.md 
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subsection_DF2_Our_bodies_require__.tex  subsection_DF3_subsubsection_Petrol_and__.tex  figures/87 fractions/87 fractions.PNG  figures/88 column/88 column.PNG