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题型:计算题 题类:常考题 难易度:困难
一年级 6~~10的加减法210
3+5 4+2 9-0 6-1 4+3
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{#blank#}1{#/blank#} {#blank#}2{#/blank#}
{#blank#}3{#/blank#} {#blank#}4{#/blank#}
6
0
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