Add simple arithmetic exercise. Example of how maintaining pos of sub…

…bed elems would be nice
Khan · May 12, 2011 · 6bb1d1c · 6bb1d1c
1 parent e83b654
commit 6bb1d1c
Showing 1 changed file with 28 additions and 0 deletions.
diff --git a/exercises/arithmetic.html b/exercises/arithmetic.html
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+<!DOCTYPE html>
+<html>
+<head>
+    <title>Simple arithmetic</title>
+    <script src="../khan-exercise.js"></script>
+</head>
+<body>
+    <!-- How about maintaining position of substituted elements? -->
+    <div id="vars">
+        <var id="A">rand(10)</var>
+        <var id="B">rand(10)</var>
+    </div>
+
+    <div id="problems">
+        <div class="problem" id="original">
+            <span class="t1"><var>A</var></span>
+            <span class="operator">+</span>
+            <span class="t2"><var>B</var> = ?</span>
+            <div class="solution"><var>A + B</var></div>
+        </div>
+
+        <div class="problem" data-type="original">
+            <span class="operator">-</span>
+            <div class="solution"><var>A - B</var></div>
+        </div>
+    </div>
+</body>
+</html>