Jeopardy W rld

Liitmine ja lahutamine

Ümarda vähendatav sajatuhandelisteni ja vahe miljonilisteni. Leia x. 521 043 985 - x = 521 000 000

521 000 000 - x = 521 000 000 x = 521 000 000 - 521 000 000 x = 0
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