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题型:填空题 题类:常考题 难易度:困难
整十数加、减整十数1042(10题)
小猴比大猴少几个?
{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} = {#blank#}4{#/blank#}(人)
{#blank#}1{#/blank#} + {#blank#}2{#/blank#} = {#blank#}3{#/blank#}
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