10×10%=
56%-28%=
1+0.5%=
1-85%=
1÷1%=
1-98%=
3+150%=
3×75%=
6.5:x=3.25:4 24%:=
÷8=
20×75%=
×=
-=
1.8÷0.18=
0.8÷=
74%-63%=
÷25%=
0.33 25% 0.750.8
45×30=
12.6÷0.3=
15×10=
15×=
0.4×0.2=
=
1.5a-a=
0.25×0.125×8=
① 9.7+3%= ②0.1×102= ③8.36-1.6= ④100%-0.1=
⑤ 7.8-8%= ⑥42π= ⑦1.5÷= ⑧×60%=
8.1÷0.27=
-×=
3.98+0.2=
0.23=
41-2.9-1.1=
502×39≈
10-0.09=
×÷×=