1.2×4= 0.8×0.25= 7.2÷0.09= 3.9×0.01=
0.63÷0.9= 10÷0.5= 3.5×0.2= 0.99÷0.1=
( ) 改正:
2.5×4=
1.8×0.5=
4.4×0.01×0=
0.6×1.5=
0.35×0.2=
0.8-0.8×0.9=
8.38.333… 1.85÷1.021.85 2.85÷0.62.85×0.6