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题型:填空题 题类:常考题 难易度:普通
异分母分数加、减法(不含带分数) 6931
=
+ ={#blank#}1{#/blank#}
﹣ ={#blank#}2{#/blank#}
+ ={#blank#}3{#/blank#}
﹣ ={#blank#}4{#/blank#}
+ ={#blank#}5{#/blank#}
+ ={#blank#}6{#/blank#}
﹣ ={#blank#}7{#/blank#}
2﹣ ={#blank#}8{#/blank#}
1﹣ ﹣ ={#blank#}9{#/blank#}
÷=
×=
18×=
÷3=
3.2-=
+=
10÷=
6.8×80=
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