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题型:单选题 题类:常考题 难易度:普通
连乘7690
{#blank#}1{#/blank#} {#blank#}2{#/blank#}0.75 {#blank#}3{#/blank#}
{#blank#}1{#/blank#} {#blank#}2{#/blank#}8× {#blank#}3{#/blank#}
{#blank#}4{#/blank#} × {#blank#}5{#/blank#} ×1{#blank#}6{#/blank#} +1
( )
21×40=
80÷4=
40×40=
630÷9=
72+30=
62×0=
0÷7=
55÷5=
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