Nws hu li cas thaum tus nqi yooj yim?
Nws hu li cas thaum tus nqi yooj yim?

Video: Nws hu li cas thaum tus nqi yooj yim?

Video: Nws hu li cas thaum tus nqi yooj yim?
Video: Cas Tus Nim No Txawv Deb Tus Thaum Ub Ua Luaj Li Lawm? 8/8/2021 2024, Kaum ib hlis
Anonim

Tus nqi . A tus nqi yog ib qho piv txwv uas sib piv qhov ntau hauv cov chav sib txawv. Thaum a tus nqi yog yooj yim hais tias nws muaj tus denominator ntawm 1, nws yog hu ua chav tsev tus nqi.

Ntawm no, unit rate txhais li cas?

A tus nqi yog ib qho piv txwv uas yog siv los sib piv cov khoom sib txawv. A chav ntsuas tus nqi piav txog pes tsawg units ntawm thawj hom kom muaj nuj nqis sib raug rau ib qho chav tsev ntawm qhov thib ob hom kom muaj nuj nqis. Qee yam unitrates yog mais (los yog mais) ib teev, nqi ib yam khoom, nyiaj khwv tau los ib lub lim tiam, thiab lwm yam.

Tom qab ntawd, lo lus nug yog, koj yuav nrhiav tus nqi li cas? Yog xam units tus nqi , peb tsuas faib ob tus lej hauv feem. Daim ntawv decimal uas tshwm sim yog qhov unitrate . Chav tsev tus nqi yog ib hom tshwj xeeb ntawm chav ntsuas tus nqi piv ib yam khoom tus nqi ib chav tsev (e.g., $/pound).

Hauv qhov no, tus nqi simplified yog dab tsi kom nws muaj tus lej ntawm 1?

Ib chav tsev tus nqi yog a tus nqi uas yog simplified kom nws muaj tus denominator ntawm 1 chav tsev.

Tus nqi uas muaj tus lej ntawm 1 units yog dab tsi?

A unit tus nqi yog piv txwv li muaj ib tug denominator ntawm 1 unit . Lo lus no tseem hu ua a chav tsev piv.

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