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题型:解决问题 题类:常考题 难易度:困难
一年级 加、减两步式题314
4 + {#blank#}1{#/blank#} + {#blank#}2{#/blank#} = {#blank#}3{#/blank#}
8-3{#blank#}1{#/blank#}4 5-0{#blank#}2{#/blank#}5 3+6{#blank#}3{#/blank#}7-2
3+5+2{#blank#}4{#/blank#}10 2{#blank#}5{#/blank#} 9-6-2 5{#blank#}6{#/blank#}6-4
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