Qhov feem pua ntawm kev ua lej yog dab tsi?

Video: Qhov feem pua ntawm kev ua lej yog dab tsi?

2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36

A feem pua yog ib qho kev sib npaug qhov twg a feem pua yog sib npaug rau qhov sib npaug. Piv txwv li, 60% = 60100 60% = 60 100 thiab peb tuaj yeem ua kom yooj yim 60100 = 35 60 100 = 3 5.

Ib yam li ntawd, koj tuaj yeem nug, puas yog feem pua ntawm ib feem?

1 yuav yog 10%, tab sis a kev faib ua feem yog qhov ratio, raws li qhov no 10/100 = 1/10 =. 1, tab sis 10% tsis yog qhov piv ntawm nws tus kheej, tab sis yog a kev faib ua feem ntawm 100. % txhais tau tias ntawm ib puas. A kev faib ua feem yog tus lej rau lwm tus lej.

Ib yam li ntawd, kuv yuav ua li cas suav feem pua ntawm so? Rau txiav txim tag nrho los ntawm a feem pua yav tom ntej, muab qhov sib npaug feem pua tus nqi los ntawm 100 thiab faib cov khoom ntawd los ntawm tus feem pua . Txoj kev no ua haujlwm hauv txhua qhov chaw uas a feem pua thiab nws tus nqi raug muab. Piv txwv li, thaum 2 feem pua = 80, muab 80 los ntawm 100 thiab faib los ntawm 2 mus txog 4000.

Hauv qhov no, qhov sib txawv ntawm qhov piv thiab feem pua yog dab tsi?

Qhov sib txawv ntawm qhov ratio thiab feem pua . A piv yog ib txoj hauv kev los piav txog kev sib raug zoo nruab nrab ob txawv qhov ntau. Feem pua kuj yog ib txoj kev los piv ob txawv yam, tab sis lawv piv ib feem ntawm ib yam dab tsi rau tag nrho.

Qhov feem pua equation yog dab tsi?

Basic Qhov feem pua Equation . Hauv no kev sib npaug , lub hauv paus yog tus naj npawb uas peb tab tom noj a feem pua thiab tus nqi yog tus nqi uas tau los ntawm kev noj cov feem pua ntawm lub hauv paus. Qhov no txhais tau tias nyob rau hauv ib qho twg feem pua teeb meem, muaj peb yam tseem ceeb uas yuav tsum tau txhawj txog: lub feem pua , lub hauv paus, thiab cov txiaj ntsig tau.

Pom zoo:

Qhov feem ntawm 33 1 3 feem pua yog dab tsi?

Piv txwv tus nqi feem pua ntawm cov zauv feem 25% 0.25 1/4 331/3% 0.333 1/3 50% 0.5 1/2 75% 0.75 3/4

Dab tsi yog qhov kev sib raug zoo ntawm kev ua lej ntawm qhov kev nyuaj siab khov kho thiab Mollality?

Kev nyuaj siab qhov chaw khov kho yog cov cuab yeej sib koom ua ke pom hauv cov kev daws teeb meem uas tshwm sim los ntawm kev qhia txog cov kuab tshuaj molecules rau cov kuab tshuaj. Cov ntsiab lus khov ntawm cov kev daws yog tag nrho qis dua li cov kuab tshuaj ntshiab thiab yog ncaj qha proportional rau molality ntawm cov kuab tshuaj

Dab tsi yog cov lej suav tag nrho cov lej suav lej thiab lej lej?

Cov lej tiag yog feem ntau muab faib ua cov lej tsis sib haum xeeb thiab tsis sib haum xeeb. Cov zauv rational suav nrog tag nrho cov lej thiab feem. Txhua tus lej tsis zoo thiab tag nrho cov lej ua rau cov lej suav. Tag nrho cov lej suav nrog txhua tus lej ntuj thiab xoom