①
②
③
④
⑤8.6-0.6÷
⑥
>>>>>
5.4÷0.09= 7.75+3.86-7.75+1.14= 2.5×0.99×0.4=
26.2+38= 40×0.1÷0.001= 56.27- 3.73-46.27=
47+53= 420÷70= 100-28.5= 0.03×8= 234- 199=
50×80= 2.7÷0.9= = 1÷ =