1+75%=
÷2=
0.2×50=
70%-20%=
4÷8×=
÷25%=
10×10%=
63÷90%=
5×÷5×=
+=
1.25×80%=
1÷=
:=
5÷20%=
-=
1.8×=
10÷1%=
+=
÷8=
4--=
+++=
43÷10%=
÷=
××0=
1.25+8.75=
1﹣0.625=
0.25×4=
7.9+100=
2.6+0.8=
7.5×0.01=
1÷2%=
÷7=
×=
77%+1.33=
37.5%÷=
81×=
0.18÷9=
10%-0.09=
135×0÷0.2%=
÷6=
200×20%=
(45%+35%)×100=