Przypomnijmy: $1\text{kg}=100\text{dag}=1000\text{g}$ $1\text{dag}=10\text{g}$

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Zamieńmy jednostki.

Pierwszy wiersz

$2,7516\text{kg}\stackrel{\cdot 100}{=}275,16\text{dag}\stackrel{\cdot 10}{=}2751,6\text{g}$

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Drugi wiersz

$6,851\text{dag}\stackrel{:100}{=}0,06851\text{kg}$

$6,851\text{dag}\stackrel{\cdot 10}{=}68,51\text{g}$

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Trzeci wiersz

$16,8\text{g}\stackrel{:10}{=}1,68\text{dag}\stackrel{:100}{=}0,0168\text{kg}$

Uzupełnijmy tabelkę:

Masa w kg	Masa w dag	Masa w g
$2,7516\text{kg}$	$\underline{275,16\text{dag}}$	$\underline{2751,6\text{g}}$
$\underline{0,06851\text{kg}}$	$6,851\text{dag}$	$\underline{68,51\text{g}}$
$\underline{0,0168\text{kg}}$	$\underline{1,68\text{dag}}$	$16,8\text{g}$