①1-0.01=
②0.22=
③0.7÷0.1=
④6-=
⑤
⑥120%-1=
⑦÷60%=
⑧÷=
5×π=
5÷=
1÷5%=
0.42=
×8÷×8=
2.4×5=
0.3÷6=
456+44=
0.33=
+79×=