216+399= 0.25×8= 30÷10%= 0.2²=
3.6÷12= 1- = =
5.04+4.6=
× =
16×30%=
﹣ =
10× ÷10× =
3.2× =
5÷0.1=
0.23=
=
12﹣3.6= 12×0.5= 36×25%= ×6+=
+= ÷4= 0××5= 28÷1.25÷8=
5+5÷10=
1+10%=
1﹣0.625=
43÷10%=
1.6×0.3=
1.25×3×8=
10.2-0.12= 4÷12= 5.62+3.8=
×2.4= 4.5÷90%=
= 0.5×2.4= 4.2÷6× =
9.09﹣0.9= 0.8×0.32= 50÷10%= 0.125×32× =
7÷14%= = = 2.5+2.5÷5=
480÷60= 3.72+6.28= +×1=
235+99= ﹣= 12×÷12×=
1÷ ×7=
1﹣1÷9=
0.75+ =
7÷0.01=
9π=
﹣ ×0=
1﹣0.22=
1÷50%=
12.6﹣1.7=
2.1× =
0.5÷5%= 0.75× = 2+3%= 3a×4a=
96-69= 0.72+2.8= 0.125×0.8= 0.32÷0.1=
4× ÷4× = 7÷ = 1- =
403×19= -80%= ( - )×12=