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题型：填空题 题类：常考题 难易度：容易
两位数加、减两位数(竖式：含不进、进、不退、退)(复习) 2045 11
54-3＝{#blank#}1{#/blank#}
54-30＝{#blank#}2{#/blank#}
66-30＝{#blank#}3{#/blank#}
66-3＝{#blank#}4{#/blank#}
58-20＝{#blank#}5{#/blank#}
58-2＝{#blank#}6{#/blank#}
78-6＝{#blank#}7{#/blank#}
78-60＝{#blank#}8{#/blank#}
46－{#blank#}1{#/blank#}=42
{#blank#}2{#/blank#}＋8=48
34+35=
28+58=
80-28=
57-20=
57+23=
85-25=
72-28=
26+30=
65+25=
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