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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1041(10题)
17+{#blank#}1{#/blank#}=30
9+{#blank#}2{#/blank#}>34
38<40-{#blank#}3{#/blank#}
15,35,6,98,100,85,66,57
{#blank#}1{#/blank#}<{#blank#}2{#/blank#}<{#blank#}3{#/blank#}<{#blank#}4{#/blank#}<{#blank#}5{#/blank#}<{#blank#}6{#/blank#}<{#blank#}7{#/blank#}<{#blank#}8{#/blank#}
①63+5=
②20+7=
③58-8=
④72-40=
⑤15-9=
⑥36+8=
⑦20+30=
⑧30-5 =
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