0.5÷5%=
0.5+2%=
90%+36=
3.14×2=
=
31÷25%=
×9=
2÷=
÷5=
1÷×=
6.3×=
8×30%=
1.25×=
21:42= 0.5:0.9= := :12=
9.6÷2.4=
3.14×4=
10-0.09=
60÷1.2=
201×5=
1000×3.7%=
202=
1-12.5%=
=
4.3÷10%=
0×= 10÷=
×= ÷=