1.10个()是0.1 2.10个()是0.01 3.1里面有()个0.001

问题描述:

1.10个()是0.1 2.10个()是0.01 3.1里面有()个0.001

10个(0.012)是0.1 2.10个(0.0013)是0.01 3.1里面有(1000)个0.001