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题型:填空题 题类: 难易度:普通
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组卷次数:1次 +选题
560+(140+70)=(560+{#blank#}3{#/blank#})+{#blank#}4{#/blank#}
({#blank#}1{#/blank#}+{#blank#}2{#/blank#})+{#blank#}3{#/blank#}=70+(b+187)
①25×32×125
②488+137+263+22
③346-132-68
④25×44
⑤88×56+44×88
⑥540÷45
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