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题型:填空题 题类:常考题 难易度:容易
整十数加、减整十数1051(11题)
3+7+54{#blank#}1{#/blank#}65 67-8-50{#blank#}2{#/blank#}9 38+(46+4){#blank#}3{#/blank#}78
83-(27-20){#blank#}4{#/blank#}78 43-(13+7){#blank#}5{#/blank#}20 9+(16-8){#blank#}6{#/blank#}19
{#blank#}1{#/blank#}>{#blank#}2{#/blank#} {#blank#}3{#/blank#}<{#blank#}4{#/blank#}
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