1)39°+125°=164°
2)91°+78°=169°
3)13°+42°=55°
4)36°-24°=12°
5)180°-123°=57°
6)52°-44°=8°
7)80°+89°=169°
8)90°-38°=52°
9)43°-16°=27°
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1)39°+125°=164°
2)91°+78°=169°
3)13°+42°=55°
4)36°-24°=12°
5)180°-123°=57°
6)52°-44°=8°
7)80°+89°=169°
8)90°-38°=52°
9)43°-16°=27°