205-199= 0.36+1.7= 0.23= 6.3×10%= 1.25×3.7×8=
0.8+0.4= - = ÷ = 1- + = 1÷ - ÷1=
9×9%= ×60%= 125%÷25%= 0.2×0.3=
5π= 0.53= 0.062= 12.56÷3.14=
195﹣64=
6.8+2.95=
×=
7.5﹣﹣=
+÷40%=
×2.7=
÷=
1÷+÷1=
9-0.9= 35%+25%= 1.25×8= 1+2%=
1-+= 1÷×= 0.5-+0.5-=
8.1+= (+)×24= 7÷×7÷=
10-7.2=
0.8×50=
6.3÷0.9=
125%×8=
×36=
0.32÷8%=
50×30=
1.6+90%=
8.47-3.47=
3.4×5=