[tex]53 \ 400 \ \dfrac{kg}{m^{3}} = 53 \ 400\cdot\dfrac{1000 \ g}{1000000 \ cm^{3}} = 53 \ 400\cd\cdot0,001 \ \dfrac{g}{cm^{3}} = 53,4 \frac{g}{cm^{3}}\\\\\\3,68 \ \dfrac{g}{cm^{3}}=3,68\cdot\dfrac{0,001 \ kg}{0,000001 \ m^{3}} = 3,68\cdot1000 \ \dfrac{kg}{m^{3}} = 3680 \ \frac{kg}{m^{3}}\\\\\\12 \ \dfrac{kg}{cm^{3}} = 12\cdot\dfrac{1 \ kg}{0,000001 \ m^{3}} = 12 \ 000 \ 000 \ \dfrac{kg}{m^{3}}[/tex]
[tex]1200 \ \dfrac{dag}{m^{3}} = 1200\cdot\dfrac{0,01 \ kg}{1000 \ dm^{3}} =0,012 \ \dfrac{kg}{dm^{3}}\\\\\\0,0058 \ \dfrac{g}{dm^{3}}=0,0058\cdot\dfrac{0,001 \ kg}{0,001 \ m^{3}} = 0,0058 \ \dfrac{kg}{m^{3}}[/tex]
[tex]680 \ \dfrac{dag}{cm^{3}} = 680\cdot\dfrac{1 \ dag}{0,000001 \ m^{3}} = 680 \ 000 \ 000 \ \dfrac{dag}{m^{3}}[/tex]
