用竖式计算(得数保留两位小数)1.26÷1.8= 64×5.04= 43.5÷0.29

用竖式计算(得数保留两位小数)1.26÷1.8= 64×5.04= 43.5÷0.29= 5.63÷6.1= 27.8÷2.5= 9.8×0.75=
(1)1.26÷1.8=0.7
0.7
1.8.

1.26÷1.8= 0.7 64×5.04= 322.56 43.5÷0.29= 150
=1.26÷6÷0.3 =64×(5+0.04) =3×14.5÷ 0.29
=0.21÷0.3 =64×5+64×0.04 =3×5×2.9÷0.29
=0.7 =322.56 =150