、和． ＜ ＜ ．
= = = =3.14×5= = = == =
直接写出得数．1﹣40%= ll7%﹣1.02= +40%= ﹣24%=60×15%= 60÷80%= ×= ÷=
直接写得数．0.16+0.64=3﹣0.7=0.15×4=1.2÷0.3=1÷0.1=+=﹣=×=÷=12÷16=
直接写得数．1﹣= 1÷= ﹣=×= 0÷=
直接写得数×14= 1﹣= += ﹣=1÷= ×= ÷= 0.25﹣=0.125÷= ÷=
、
和
． ＜ ＜ ．
= 
= 
= 
=
= 
= 
=
= 
=
+40%= 
﹣24%=
×
= 
÷
=
+
=
×
=
= 1÷
﹣
=
×
×14= 1﹣
= 
+
= 
=
= 
×
= 
÷
= 0.25﹣
= 
=
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