小鸡过河!
9÷6= 2.24×5= 4.6+7.4= 1.05×8= 7.8﹣3.9= 8.4÷4=
6.04+3.9= 2.8﹣0.39= 2.4×0.5= 27÷100= 0.6÷4= 7.32×2=
直接写出得数.
0.6×0.5= 1.6÷4= 0×7.17= 3.2﹣1.2=
7.6+2.4= 0.05×100= 1﹣1×0.7= 2÷0.5=
直接写得数.
0.2×0.14﹦ 3.4+1.6﹦ 0.73﹣0.3﹦ 7.1+1.09= 3.5×20﹦
30÷0.6﹦ 20﹣19.3= 0.36÷1.2= 1.2×0.4+0.4×1.3= 4×0.5÷4×0.5=
口算下面各题.
0.12×0.6= 4.5+0.76= 2x﹣0.72= 2.1÷2=
3.6÷0.09= 7.5×0.4= 3.8a+1.02a= 9.6÷0.06=
3.57÷0.7= 3.2×0.5= 0.4×0.3×2.5= 4.8+6.3+5.2=
口算:
2 1×0.7= 16×3.2= 0.98×14=
23÷1000= 3.6÷0.36= 0.85+0.2+0.7=
2÷0.25= 12.5﹣7.5+2.5= 1﹣0.3×0.2=