几道初一计算题,好的追加100!
(1)13°29′+78°37′
(2)62°5′-21°39′
(3)23°53′×3
(4)107°43′÷5
(5)13°29′+78°37′
(6)180°-79°19′6〃
(7)30°25′24〃×3
(8)38°15′+25.6°
(9)182°36′÷4
(10)23°23′×3+107°43′÷5
人气:431 ℃ 时间:2020-05-28 17:52:04
解答
(1)13°29′+78°37′
=91°66‘
=92°6’
(2)62°5′-21°39′
=61°65‘-21°39’
=40°26‘
(3)23°53′×3
=69°159’
=71°39‘
(4)107°43′÷5
=21.4°8.6’
=21°32.6‘
=21°32’36‘’
(5)13°29′+78°37′
=91°66‘
=92°6’
(6)180°-79°19′6〃
=179°59‘60’‘-79°19’6‘’
=100°40‘54’‘
(7)30°25′24〃×3
=90°75’72‘’
=90°76‘12’‘
=91°16’12‘’
(8)38°15′+25.6°
=38°15‘+25°36’
=63°51‘
(9)182°36′÷4
=45.5°9'
=45°39'
(10)23°23′×3+107°43′÷5
=69°69'+21.4°8.6'
=70°9'+21°32'36''
=91°41'36
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