一块三角形钢板，底边长3.6dm，高1.5dm．这种钢板每平方分米重1.8kg，这块钢板重多少千克？
你能直接写出得数的．①0.23×400=②÷6=③3﹣3÷5=④2÷×÷2= ⑤×××6×18=⑥1.9×4×0.5=⑦×8+8×=⑧（14+）÷7=
直接写出下列各题的得数． 0.47×200= 70÷0.35= 1.8﹣0.56= 2.25×4= 40÷45=0.22×5= += 10﹣= ÷= ﹣×=
直接写出下面各题的得数．1.2×0.8= = 40×0.25= 0.5+1=1﹣= 480÷6= 0÷= 6.3×=
直接写出结果．3÷7= 10÷0.1= 32×12.5%= 8.1÷0.03=+= 12﹣= ×= ÷=
直抒胸臆：0.25×400= 78﹣0.98= +0.5= ÷=×1.2= 568﹣198= 10÷1%= ÷=
÷6=
×
÷2= 
×
××6×18=
×8+8×
=
）÷7= 
+
= 10﹣
= 
÷
﹣
×
= 40×0.25= 0.5+1
=
= 480÷6= 0÷
= 6.3×
=
+
= 12﹣
= 
= 
=
+0.5= 
÷
=
×1.2= 568﹣198= 10÷1%= 
÷
=
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