39°41′-24°45′=

39°41′-24°45′= 51°49′+24°21′= 39°41′-24°45′= 23°13′42″*3= 12°13′/4= 35°35′-25°45′=?180°-（48°39′40″+67°41′35″）=? 25°36′-12°24′= 45°-25°48′= 计算48°39′+67°41′ 39°55′+25°45′ 12°36′56″+ 45°24′35″ 79°45′- 61°48′49″ 37°14′24″ 21°31′27″乘3 63°21′39″ / 3106°6′25″+ 42°37′25″23°31′25″ * 3360°/ 710.75°+ 50°40′30″6°2′*3- 45°18′ 77°24′+34°45′ 帮解四道计算题48°39′+67°41′=_________；90°－78°19′40〃=___________；21°17′×5=_______； 176°52′÷3=_________ 39°36′=_____° 48°39′+77°31′= 1.32°17′+45°50′ 2.60°-28°39′ 3.27°34′5′′*4 90°-52°24′45″等于多少,要结果啊.129°39′44″+25°8′16″等于多少 度分秒运算 16.7°=____°_____′_____ 76°32′24=______°_____′______ 32°27′18=________°43°35′49＋56°45′24＝______°_____′______56°25′24－43°35′29＝______°_____′______69°－57°36′42＝______°_____′__ 度分秒运算 16.7°=____°_____′_____ 76°32′24=______°_____′______ 32°27′18=________°43°35′49＋56°45′24＝______°_____′______56°25′24－43°35′29＝______°_____′______69°－57°36′42＝______°_____′__ 56°21′-36°30′ = 48°39′+36°30′=?23°30′+31°42′=? 23°30′=?° 78.36°=?〃 52°45′-32°46′=?′ 18.3°+26°34′=?′ 180°-48°39′40〃-67°41′35〃等于多少