在横线里填上一个能使商是两位数的数字，再计算． 72÷27= 84÷26= 05÷64= 60÷39= 60÷39= 62÷63=
直接写得数×=÷5=×12=×=÷=÷=×= 1÷== 45×=÷2=÷=×=÷=×0=×= 1﹣=÷=×= 15÷=
口算×6=+=×=×6=÷=÷= 1﹣=﹣=×4=÷=
直接写得数．×= 0×=÷=÷4= 12÷= 0.3×=×÷×= 0×+=
直接写出得数 21×=÷2=×=÷=÷= 12÷= 1÷=×0=
直接写得数． 20×=÷=×=÷6=×12=×=
×
=
÷5=
×12=
×
=
÷
÷
=
×
= 1÷
=
= 45×
=
÷2=
÷
=
×
=
=
×0=
×
= 1﹣
=
÷
=
×
= 15÷
=
×6=
+
=
×
=
×6=
÷
=
÷
= 1﹣
=
﹣
=
×4=
÷
=
×
= 0×
=
÷
=
÷4= 12÷
= 0.3×
=
×
÷
×
= 0×
+
=
=
÷2=
×
=
÷
=
÷
= 12÷
= 1÷
=
×0=
=
÷
=
×
=
÷6=
=
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