Video: Nws hu li cas thaum tus nqi yooj yim?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
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.
Pom zoo:
Thaum tus nqi marginal siab tshaj qhov nruab nrab tus nqi nruab nrab tag nrho cov nqi yuav tsum poob?
Thaum tus nqi marginal qis dua tus nqi nruab nrab tag nrho, tus nqi nruab nrab tag nrho yuav poob, thiab thaum tus nqi marginal siab dua tus nqi nruab nrab, tus nqi nruab nrab yuav nce ntxiv. Lub tuam txhab ua haujlwm tau zoo tshaj plaws ntawm tus nqi nruab nrab qis tshaj, uas tseem yog qhov nruab nrab tag nrho tus nqi (ATC) = tus nqi qis (MC)
Yuav ua li cas koj thiaj nrhiav tau tus nqi tam sim no hauv kev txaus siab yooj yim?
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