52-30=
12×6=
5.6+7=
36+64=
-=
÷=
×36=
+=
3.6÷0.4=
=
401÷50≈
30%×90=
0.32=
1.25×80%= = 1﹣0.375= 6÷0.2=
= 2.35+4.7= = 16×0.25=
= =
3.2÷0.01= 5.6+3.99= ÷ =
× = 4.1+1÷2=
÷3= 1+40%=
:8= 0.62= 0.8×0.25= 10-0.01= ( )×0.4=1