3.7+2.53= 3.14÷0.1= 1- + =
0.02×100= ÷ = × × =
× =
5÷0.4=
0÷12=
1- =
12×2.5×4=
÷ =
0.89÷100=
2.8×0.1=
=
3.4÷8÷12.5=
5.6+2.3=
12﹣1.9=
-=
1.4÷0.2=
0.7×0.5=
4.18÷10=
0.25×4=
÷=
×=
1.25×0.8=
2.7×0.8×0=
×80=
60÷=
3.4﹣1.52=
0.25×44=
6.12+3.78=
35×=
0.25×24×4=
×+×=
+ =
﹣ =
× =
÷ =
15×0.4=
10÷2.5=
2.4×5=
0.78÷1.3=
3.14×3×0=
28.4+6=
+=
1÷=
2-=
1÷0.25= += ×24= +=
﹣= 470×0.02= 10÷= 6×0=
①
②
③
④
1.5×80= ÷2= ×= ÷0.125=
﹣0.5= +3= ×= 0.8×=
0.23+177%= 2.5×40= 1÷= ×÷×=