Video: Puas yog Per txhais tau tias kev sib faib lossis faib?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Multiplication - khoom, ntau , multiplied by, sij. Kev faib - quotient, faib, faib , faib los ntawm, txhua, rau , nruab nrab, faib sib npaug. Sib npaug-zoo ib yam, sib npaug, tib yam li, sib npaug, sib npaug. * Nco ntsoov cov lus no thaum ua haujlwm ntawm lo lus teeb meem los pab teeb tsa. teeb meem.
Tib neeg kuj nug, dot txhais tau tias ntau?
Multiplication (×, ∙, *): Cov cim no tag nrho txhais tau tias muab ntau los yog sij hawm. Koj yuav pom cov dot (∙) ntau zaus tshaj lub sij hawm cim (×) vim hais tias cov dot yog yooj yim sau thiab lub sij hawm cim ua tau tsis meej pem nrog qhov sib txawv x. Kev faib (÷, −, /): Kev faib, feem kab, thiab cov cim cim tag nrho txhais tau tias faib.
Ib tug kuj yuav nug, yog ntawm ib lo lus multiplication? Ib lo lus tseem ceeb uas qhia kev sib npaug yog OF. Hauv lus teeb meem, txawm li cas los xij, koj tuaj yeem pom ntau dua ib qho kev siv lus "ntawm." Tsuas yog OF uas qhia kev sib npaug yog tus uas ua raws li lo lus tseem ceeb PERCENT, feem pua kos npe, lo lus tseem ceeb FRACTION, lossis ib feem. Saib piv txwv 14 thiab 15.
Tsis tas li, txhua tus txhais li cas faib?
Nco ntsoov tias "per", hauv " Kev faib ", txhais tau tias "sib faib los ntawm", xws li hauv "Kuv tsav 90 mais ntawm peb nkas loos roj, yog li kuv tau txais 30 mais ib nkas loos." Tsis tas li, "a" qee zaum txhais tau tias " faib los ntawm", xws li hauv "Thaum kuv tanked, Kuv them $12.36 rau peb nkas loos, yog li cov roj yog $4.12 ib nkas loos".
Puas yog ib txwm txhais tau tias ntau ntxiv?
Teb: Nws ua tau txhais tau tias ntau yam. Txawm li cas los xij, thaum nws siv hauv feem pua cov teeb meem, nws ib txwm txhais tau tias a kev sib npaug yog tuaj.
Pom zoo:
Puas yog ob txoj kab sib luag zoo sib xws lossis tsis sib xws?
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