9.01-0.7=
54÷=
2-55%=
2.5×9×0.4=
0.32-0.22=
3.14×4=
++ =
1÷-÷1=
10÷1%=
1-15%=
24÷5
10%+1%=
1-25%-60%=
3.5+4.5=
=
3.6÷40%=
4r2-22=
2.01-0.1=
20×15%=
3.14×9=
8.1÷0.3=
3.14×16=
+=
÷8=
4--=
+++=
43÷10%=
÷=
××0=
1.25+8.75=
1﹣0.625=
8.2+0.08=
8.1÷3%=
×0.25=
6-6÷9=
10÷=
×6÷×6=
0.25×4=
7.9+100=
2.6+0.8=
7.5×0.01=
1÷2%=
÷7=
×=
40÷20%=
32×75%=
0.56÷0.7=
3.8+0.62=
4-4÷6=
6-=
1.6+0.4×2=
50%×2.5××64 32 × (+)
(1-75%)÷(1+) ÷[( -0.75)×60%]