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题型:填空题 题类: 难易度:普通
西师大版数学六年级上册6.2问题解决基础练习
{#blank#}1{#/blank#}: = ; ×9÷ ×9={#blank#}2{#/blank#};
1.75× +0.76÷ ={#blank#}3{#/blank#}; 2520﹣36×42÷27{#blank#}4{#/blank#}.
322-199= 1.87+5.13= 2.5×2.4= × ÷ × =
( ): = ÷ = -( - )=
0.32-0.23= 4.9×8.1≈ 23.9÷8≈
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