用竖式计算28×30660×350189×67．
直接写出得数．1.06+0.94= 0.18÷0.6= ÷= = 1.25=0.08×5= 2÷= 0.25×= 2.5÷1.25= 0.875÷=
直接写出得数．1﹣0.09= 2÷0.02= ÷= 8×125%=0.45×101= （1﹣）×16= 2.5×0.7×0.4= ×24÷= ：= =
2.5+3.7= 217÷7= 70﹣34=1.2×0.5= 1.3+27= 1.5÷0.5=4.5﹣0.5= 25×0.4= == = == = ==
直接写出得数：103.5﹣83= ÷2= 1﹣40%= ﹣= 0÷= 1﹣25%﹣70%=
直接写得数2.2+3.57= 11.3﹣8.6= 3.25×4= 14÷35= ÷6=﹣= ×= ÷= += ﹣=
÷
= 
= 
1.25=
= 0.25×
= 2.5÷1.25= 0.875÷
=
÷
= 8×125%=
）×16= 2.5×0.7×0.4= 
=
=
=
= 
= 
=
= 
= 
=
=
÷2= 1﹣40%= 
﹣
= 0÷
= 1﹣25%﹣70%=
÷6=
﹣
= 
×
= 
÷
= 
+
= 
﹣
=
粤公网安备 44130202000953号