1-0.74= = 0.01÷0.4= 8÷1.5÷2=
0.23= 7÷7%= = =
0.25×4=
7.9+100=
2.6+0.8=
7.5×0.01=
1÷2%=
÷7=
×=
÷=
+ = 1- = 1.25× = - =
0.9+99×0.9= 0÷ = 1÷ = -0.5=
0.6×101= 3.2×2.5×12.5=
①2.4÷×
②(+﹣)×36
③×99
④29.3﹣12.6﹣7.4
⑤5.9×8.5﹣49×0.85
⑥×[6÷(﹣)]