15×2%=
÷=
125.02×7.98≈
÷27×0=
0.24×50=
1÷×=
0.2- 0.1=
7×÷7×=
2÷0.25=
3.5÷70%=
8×12.5%=
0.33=
1.92÷0.04=
( ):10=6:5
3.5÷=
1÷0.25=
1÷=
0.3²×3.14=
+×7=
0.75:=
××2.7=
24×=
5÷=
×=
×÷×=
÷=
1.21×=
1÷×=