算一算，想一想．
56÷7= 560÷7= 160÷4=
160÷40= 240÷3= 240÷60=
18÷2= 180÷20= 720÷60=
72÷6= 4500÷300= 45÷3=
240÷40= 180÷30= 750÷50=
800÷100= 3200÷20= 870÷30=
相关试题
×8=
÷2=
÷
=
×
=
=
﹣
=
+
= 21×
=
÷9=
÷
=
÷7= ②1÷
= ③
×8= ④
×
=
+
= ⑥
×
÷50%= ⑧36÷
=
×120= 20×
=
×
=
×0=
÷3= 4÷
=
÷
×
+
=
+
=
=
﹣直接写出得数
=
=
=
0.6：
= 0.45：0.35= 2：0.15=
3.9小时：30分= 1小时：45分=
=
=
：5=
×
=
120%：20%= 0.5：50%= 100%：4%=
÷13=
×9=
÷
=
﹣
+
=
﹣
=
×
=
×
=
=
+16=
÷
=
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