0.1×25×4= 22.9÷2.29= 8×12.5%= 4.5×=
9+1÷10= ++= ÷= (+)×20=
47+53= 420÷70= 100﹣28.5= 0.03×8= 234﹣199=
50×80= 2.7÷0.9= += 1÷= ×=
文明城市卫生检查,被抽查的100家单位中有4家不达标。这次抽查的达标率是多少?
1÷0.25=
+1=
×24=
+=
﹣=
110×0.02=
0.32=
0.5+0.5×2=
3×﹣×2=
10÷=
-= 4.65+4.4= 4190÷69≈ 0.1÷1%=
2.6×0.6= 1725﹣189= ×= ×÷=
88+8.8= 90÷5= 0.1÷0.2= 0.12×0.8= 0.3²=
÷10= ×0.25= - = + = ×7÷ ×7=
1﹣0.38=
0.9×0.8=
=
101×98=
3.6÷1000=
2.56×4.9×0=
①﹣(+)
②8.89﹣1.84﹣3.16
③÷9+×
④12.5×0.32×2.5