7.2÷0.6=
10÷0.1=
0.65÷1.3=
0÷0.13=
9.84÷4.8≈
19.8÷5.01≈
0.8×0.5=
5.6÷0.7=
10×0.9=
5.4÷0.9=
5.1÷1.7=
8.6y-y=
4.7a+5.4a=
0.26×1000=
7.37-4.58= 1.2×3.25=
★1.69÷26= 16÷2.3≈(得数保留一位小数)
综合算式:( )