1÷0.25=
+1=
×24=
+=
﹣=
110×0.02=
0.32=
0.5+0.5×2=
3×﹣×2=
10÷=
1.02﹣0.53=
=
3.6÷0.1=
3.14×4=
40×25%=
1﹣0.14=
3.4÷0.17=
0.92=
625+375=
10-6=
×2.4=
8.4÷40%=
-÷=
72×=
3.1-3.01=
721÷89≈
0.25×4÷0.25×4=
4321+500= 13.2-5.2= × = 0.2×1.4=
8÷25%= + = 2.4÷ = ÷ =
9.7+4.2= 1.04﹣0.47= 0.25×0.8= 630+2.1=
+ = = = =