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题型:填空题 题类:常考题 难易度:容易
异分母分数加、减法(不含带分数) 6936
={#blank#}1{#/blank#}
={#blank#}1{#/blank#} ={#blank#}2{#/blank#}
+ ={#blank#}3{#/blank#} 6.3÷0.07={#blank#}4{#/blank#}
3-1.95={#blank#}5{#/blank#}
= = 20×50%= =
= = = =
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