1. (2020五上·雁塔期末) 直接写出得数。

2.1÷0.7=              9×0.003=             12.4÷0.4=

2.8÷0.2=              0.54÷6=               7.2÷0.6=

0.4÷8=                1.25×4=               1÷0.25=