Перехід Cairo часу в Perth час
21:10:12
-2
19:10:12
+7
+7
+7
+7
+7
+6
+6
+6
+6
+6
+6
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+6
+6
+6
+6
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+6
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+6
+6
+6
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+6
+6
+6
+6
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+6
+6
+6
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+5
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+3
+3
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+2
+1.5
+1
+1
+1
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-1
-1
-1
-1
-1
-1
-1
-2
-2
-5
-5
-5
-5
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-7
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-8
-10