2 км 823 м=м 30км 10 м=м
42 км4м=м
1км57м=м
3дм6см=мм
4м6дм3см1мм=мм
8м9мм=мм
6т20кг=кг
23ц16км=кг
8ц2кг=кг
90ц7ц=кг
1хв7с=с
2хв38с=с
4хв19с=с
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