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数学
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6.7×0.25+9.3÷4
人气:411 ℃ 时间:2020-05-24 13:18:01
解答
6.7×0.25+9.3÷4
=6.7×0.25+9.3×0.25
=(6.7+9.3)×0.25
=16X0.25
=4X(4X0.25)
=4X1
=4
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(-3 1/3)+0.5+(-3) 6 1/4+3.3+7+(-3.3)+9-7)+(-3.25)
(+25/4)+(+1/2)+(-6.25)+(+1/3)+(-7/9)+(-5/6)
【1000*(0.675-8分之3)+2又4分之1*2又9分之7】/6.25
-9+6÷(-3) -7+5×(-6)-16÷(-8) 直接写结果 (-25)×4= (-8)×0×(-2分之3)=
(5/6-3/9)*(0.25+5/7)
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