2.5×4= ×= ÷= ﹣0.25=
﹣= 1﹣﹣= 1÷20%= 80%×=
5.68﹣0.73﹣0.27
3.25×3.8+67.5×0.38
8×43×125
24×50=
14.3﹣4.03=
4.2×(-)=
:( )=
0.35÷0.7=
0.5×=
9÷3%+30%=
1﹣1÷1+1=
2.3×6= 6.5÷0.01= 0.36÷0.4= +=
0.82= 1.2×= -= 4.3÷2.5÷4=
7.15﹣1.5= +0.25=
98+136=
9﹣6.2=
2.5×8=
4÷0.5=
×10%=
2.5×2=
1﹣0.75=
12× =
+2=
1.6÷0.4=
+ =
63+ =
125%×8=
4.6+5.04=
0.6²=
为( )。