直接写出得数．
23×4= 170×5= 240×6= 108×6= 110×8= 15×60=
250÷5= 875﹣70= 40×16= 203×50= 1028﹣200= 35×20=
35×80= 220×5= 750÷5=
相关试题
直接写出得数．
23×4= 170×5= 240×6= 108×6= 110×8= 15×60=
250÷5= 875﹣70= 40×16= 203×50= 1028﹣200= 35×20=
35×80= 220×5= 750÷5=
÷2÷
=
×
=
÷
= 5﹣
= 1﹣
+
=
﹣
=
= 12.5×8=
×
=
+
）×24= 1÷
×
=1
+1
=
×24=
+
=
﹣
= 470×0.02=
= 6
×0= 3×
﹣
=
=
=
=
=
=
=
=
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