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题型:填空题 题类:常考题 难易度:容易
一年级 1~~5的减法165
(从上到下依次填写)
+ =2 - =3
={#blank#}1{#/blank#} ={#blank#}2{#/blank#}
5-{#blank#}1{#/blank#} =1
2+1={#blank#}1{#/blank#}
{#blank#}1{#/blank#}
{#blank#}2{#/blank#}
{#blank#}3{#/blank#}
{#blank#}4{#/blank#}
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