题文
直接写得数．
+
= 
+0.625= 
×
= 
÷7= 0.28+4.52=
9.1÷1.3= 9×
÷9×= 3.2÷4= 4÷0.01×0.1= 18
÷9=
直接写得数．+= +0.625= ×= ÷7= 0.28+4.52=
9.1÷1.3= 9×÷9×= 3.2÷4= 4÷0.01×0.1= 18÷9=
试题篮
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