2.5×8＝
4.5×0.07＝
14÷0.125＝
1.2÷4÷0.25＝
0.25÷0.5＝
9.1×0.3＝
19.8÷3.3 ＝
0.99×0.25×40＝
197+298= 3.6÷12= 1.25×80= 4.5×9+4.5=
0.8-0.35= 0.3×0.2= 0.8÷0.01= 0.7×0.7÷0.7×0.7=
7.2+1.8= 5×0.24= 0.06×0.5= 6.4-0.34-1.66=
5-0.5= 4.54+3.6= 9.5÷100= 4×7×0.25=
1.2÷0.3= 0.7×0.9= 4×（2.5+0.25）=
0÷0.26= 0.45÷0.9= 0.57×8×1.25=