题型:解决问题 题类:常考题 难易度:普通
加、减两步式题547(10题)
+ + = (只)
{#blank#}1{#/blank#} |
3 |
{#blank#}2{#/blank#} |
6 |
{#blank#}3{#/blank#} |
{#blank#}4{#/blank#} |
{#blank#}5{#/blank#} |
{#blank#}6{#/blank#} |
{#blank#}7{#/blank#} |
{#blank#}8{#/blank#} |
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