105×35﹣465．
直接写得数：2062﹣498= 1564468÷12= 3916.8﹣7= 9.81.25×2.4= 75÷2.5= 304÷100= 0.04÷= 12﹣= ．
12.5×8= 3.4= = 0.125×7×8=1= = = （=
看谁算得快．0.36+1.7= ×= 0.32×0.05= 1.2÷=×÷×= 6.8﹣1.08= 50×30%= ﹣﹣=0.18÷0.12= （+）×8=
直接写出得数．25×24= 4.2÷0.2= = 12﹣2== 1.25×= 1÷0.6= 4÷2=
73÷9．
÷
= 12
﹣
= ．÷= 12﹣= ．
= 
= 0.125×7×8=
= 
= 
= （
=
×
= 0.32×0.05= 1.2÷
=
×
÷
×
= 6.8﹣1.08= 50×30%= 
﹣
﹣
=
+
= 12﹣2
=
= 1.25×
= 1÷0.6= 4
÷2=
÷9．
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