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题型:填空题 题类:常考题 难易度:困难
一年级 1~~5的减法133
3- =
4- =
4- =
+ = + = +
{#blank#}1{#/blank#}-{#blank#}2{#/blank#}={#blank#}3{#/blank#}
{#blank#}4{#/blank#}-{#blank#}5{#/blank#}={#blank#}6{#/blank#}
3+{#blank#}1{#/blank#}={#blank#}2{#/blank#}
{#blank#}1{#/blank#}
{#blank#}2{#/blank#}
{#blank#}3{#/blank#}
{#blank#}4{#/blank#}
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