0.76÷0.4=÷4 0.039÷1.3=÷13
1.08÷0.12=÷ 18÷0.27=÷
15.75÷0.21=
157.5÷21=
0.75×2.1=
88×5450 3204×83
238÷46 356÷735.6÷0.7