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题型:判断题 题类: 难易度:容易
北师大版数学六年级上册6.1生活中的比
={#blank#}1{#/blank#}
10×10%= 0.01÷ = +60%= 8× ÷8× =
÷ = ﹣50%= :0.25= 1÷3× =
1.5-76%= = :( )=
45% = 0.5t:200kg=
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