直接写得数：
500×4= 
+
= 1﹣
= 
+= 101×2=
85﹣7= 389+470= 16×2= 1000×0= 300×4=
6×8+8= 24+46= 4500﹣1600= 72÷8= 103×5=
相关试题
直接写得数：
500×4= += 1﹣= += 101×2=
85﹣7= 389+470= 16×2= 1000×0= 300×4=
6×8+8= 24+46= 4500﹣1600= 72÷8= 103×5=
= 
= 
=
= 
= 
= 
=
=
×6= 0÷
= 1÷10%= 4﹣
﹣
=
×5+
×9= 
÷
= 
÷6= 45×80%=
= 
×2÷
﹣
×
÷
÷
+
﹣
÷90% 
﹣12.5% 48%×
．
﹣
= 8×
= 
÷
= 3.5
= 
×
= 
×6=
÷3= 
﹣
= 8÷
×8= 30×50%=
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