5.4÷10%=
1.25:0.25=
0.43=
2.5÷=
2×=
×=
2.4×=
(3+)×0=
÷7=
0÷=
1÷=
××3=
×99=
10×=
×9.6=
28-28×=
(+)×12=
×75=
+=
30÷=
÷15=
÷=
35×=
1-25%=
75%×=
50%+2=
1.5+25=
3.14×22=
20-4%=
①
②
③
④
⑤
⑥
⑦
⑧
⑨202÷4=
⑩
2﹣5%=
1÷25%=
32×25%=
×72%=
1+3%=
+1÷7=
×÷×=
10÷10%=
×=
-=
0×+=
1÷-÷1=
2.5÷10%=
1-11%=
80×55%=
6×3.14=
15.07-5.7=
42÷42%=