9.01-0.7=
54÷=
2-55%=
2.5×9×0.4=
0.32-0.22=
3.14×4=
++ =
1÷-÷1=
= = (4.5-4.5)×15= ( )÷ =
15.5× = ÷20%= 0.125×5×0.8= ×8÷ ×8=
3﹣0.09= 21÷35= 0.77+0.33= 0.4×0.9÷0.4×0.9=
2÷= 0.42﹣0.32= 0.625÷0.25= =
==
1.25×1.6=
5﹣0.25+0.75=
7.2÷40%=
0.33=
6÷()=
0.67×99=
7.5+2.5=
0.009×1000=
6.53-1.1=
2.8×20%=
40÷0.01=
1÷=
1206÷3=