直接写得数．×= 5﹣= ÷80%= 0.125×32=1÷= （+）×40= ÷8= 4﹣1﹣0.4=（+）×36= 4﹣1﹣1.25=
直接写出得数．72+18= 3.2×0.2= 1﹣=0.75÷1.5= = =
直接写出得数．47+16= 0.5×2.8= 0.14÷0.2=56×= ÷= ﹣=
a是自然数，2003÷大于2003． ．
直接写得数×4= 6﹣= ÷= 6÷1%=×0÷= 1÷= ×= 10+×=0.99×9+0.99= ×5×7=
直接写得数．10÷1%= 6.3×= 0×3.5= 4.2÷=1.125×8= ÷= 12﹣9.8= 3.6×2.5=1.25××8= ×2÷×2=
×
= 5
﹣
= 
÷80%= 0.125×32=
+
）×40= 
÷8= 4﹣1
﹣0.4=
+
）×36= 4
﹣1
﹣1.25=
=
= 
=
= 
÷
= 
﹣
=
大于2003． ．
×4= 6﹣
= 
÷
= 6÷1%=
×0÷
= 1÷
= 
×
= 10+
×
=
×5×7=
= 0×3.5= 4.2÷
=
÷
= 12﹣9.8= 3.6×2.5=
×8= 
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