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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)2001 12
40-{#blank#}1{#/blank#}=30+{#blank#}2{#/blank#}
48+{#blank#}3{#/blank#}=54-{#blank#}4{#/blank#}
{#blank#}1{#/blank#}=61
{#blank#}2{#/blank#}=61
{#blank#}3{#/blank#}=61
{#blank#}4{#/blank#}=61
{#blank#}5{#/blank#}=61
{#blank#}6{#/blank#}=61
28+43= 100-45= 56+22=
72-58= 88+11= 89-41=
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