Đáp án:
1.
`3 m = \frac{3}{10} dam`
`9 cm = \frac{9}{100} m`
`12 dm = \frac{12}{10000} km`
`95 mm = \frac{95}{1000} m`
`42 dm = \frac{42}{10} m`
`4 m = \frac{4}{1000} km`
2.
` 6 m 7 dm = 6\frac{7}{10}m`
`9 cm 2 mm = 9\frac{2}{10}m`
`18 k m 35 m = 18\frac{35}{1000}m`