84°41′30″-47°30′÷6+4°12′50″×3=______.
84°41′30″-47°30′÷6+4°12′50″×3=______.
27.24°=______度______分______秒,108°21′36″=______度.
(1)39.56°=______°______′______″(2)65°25′12″=______°.
75°40′30″的余角是______,补角是______.
180°-56°42′32″=______,25°54′÷3=______.
22.5°=______度______分;12°24′=______度.
计算:48°39′+67°41′=______;90°-78°19′40″=______;21°17′×5=______
计算:50°24′×3+98°12′25″÷5=______.
90°-46°27′=______,180°-42°35′29″=______.
23°17′45″的余角是______,补角是______.
110°31′3″÷9=______.
把33.28°化成度、分、秒得______;108°20′42″=______度.