diff --git a/02-add_nums.sh b/02-add_nums.sh
index 2fd13cb..d59c716 100644
--- a/02-add_nums.sh
+++ b/02-add_nums.sh
@@ -13,3 +13,13 @@ echo "The sum is $sum"
 
 # exercise: ask the user for the width and height and present total
 # number of pixels
+
+echo "Now let's calculate area differently!"
+echo "Width please:"
+read width
+echo "Height please:"
+read height
+
+cm_area=$(( width*height/100 ))
+
+echo "Area in cm^2: $cm_area"
\ No newline at end of file
diff --git a/after-merging.png b/after-merging.png
new file mode 100644
index 0000000..4c9a6dc
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diff --git a/two-branches.png b/two-branches.png
new file mode 100644
index 0000000..401752d
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