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题型:单选题 题类:常考题 难易度:普通
连乘7690
1-2%= 5.89+2.1=
0.9×8.4= 0.64÷0.4=
400÷25÷8= 4× ×2=
8× {#blank#}1{#/blank#} 5×
× {#blank#}2{#/blank#}
6÷2{#blank#}3{#/blank#}6×
÷ {#blank#}4{#/blank#}
×=
÷=
2÷=
-=
+=
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