2.01-1.9=
412÷2=
3072-288=
0.18÷0.3=
0.125×80=
1:0.25=
1÷10%=
40%×2.5=
3.4-0.34=
13:9=
( ):=
2.5×12=
-60.6 -3232 0-7
-10 -0.3-0.2 -9-10
÷3= 1+40%=
:8= 0.62= 0.8×0.25= 10-0.01= ( )×0.4=1