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题型:填空题 题类:常考题 难易度:普通
万以内加、减法口算 2821 10
82-17={#blank#}1{#/blank#}
31-17{#blank#}1{#/blank#}13 22-19{#blank#}2{#/blank#}4 56-29{#blank#}3{#/blank#}31
24-8{#blank#}4{#/blank#}16 43-28 {#blank#}5{#/blank#}25 65-38{#blank#}6{#/blank#}17
87-13= 63-54= 39+58= 53-39= 95-45=
20+27= 70-41= 87-13= 65-28= 85-21=
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