Tsis meej pem txog kev hloov feeb rau lub sijhawm? Tsis txhob txhawj! Koj tuaj yeem ua qhov no hauv ob peb txoj hauv kev. Muab faib cov feeb ntawm 60 yuav sib npaug rau lub sijhawm, vim tias muaj 60 feeb hauv ib teev.
Kauj ruam
Txoj Kev 1 ntawm 2: Hloov Faib Lub Sijhawm
Kauj Ruam 1. Pib nrog cov feeb
Koj tuaj yeem ua qhov no sib txawv. Piv txwv li, yog tias koj tab tom suav tus kheej los ntawm kev sau ntawv, sau tus naj npawb feeb thiab sau tus lej "feeb." Yog tias koj siv lub laij lej, tsuas yog ntaus tus lej.
Piv txwv, cia peb hais tias peb xav paub seb pes tsawg teev hauv zaj yeeb yaj kiab ntev li 150 feeb. Hauv qhov no, peb pib sau "150 feeb" ntawm daim ntawv lossis lub laij lej. Peb yuav daws qhov teeb meem no hauv ob peb theem
Kauj Ruam 2. Muab tus lej ntawd "1 teev/60 feeb." Tom qab ntawd, sau lub sijhawm kos npe (×), tom qab ntawv faib ua 1 teev/60 feeb, uas qhia tias pes tsawg feeb nyob rau ib teev (60). Thaum sib tw, peb kuj tau txais qhov txiaj ntsig nrog cov chav raug (vim tias ob "feeb") thim ib leeg tawm.
Nws yog tib yam li faib los ntawm 60/1, lossis 60. Yog tias koj xav tau kev pab faib thiab sib faib ua feem, txheeb xyuas WikiHow cov lus pab hauv nqe lus no.
Kauj Ruam 3. Kho qhov teeb meem
Tam sim no koj yuav tsum suav. Cov lus teb koj tau yog pes tsawg teev uas koj tab tom nrhiav.
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Hauv qhov piv txwv saum toj no, 150 feeb × 1 teev/60 feeb = 2.5 teev, los yog 2 1/2 teev.
Qhov txiaj ntsig zoo ib yam yog tias peb faib 150 los ntawm 60 lossis 150/60.
Kauj Ruam 4. Kom tau txais cov feeb ntxiv, muab cov txiaj ntsig los ntawm 60
Muab tus nab npawb hauv teev los ntawm 60 rov qab tus lej hauv feeb. Cov txheej txheem, koj sib npaug 60 feeb/1 teev kom tau txais ob "teev" no los rho tawm ib leeg.
Hauv qhov piv txwv no, sib npaug 2.5 teev × 60 feeb/1 teev = 150 feeb - thiab peb yuav tau txais thawj qhov nyiaj.
Kauj Ruam 5. Yog tias koj siv chav ntsuas thiab teev teev, hloov cov feeb
Qee zaum lub sijhawm ntsuas los ntawm daim ntawv: x teev y feeb. Hauv qhov xwm txheej zoo li no, koj tuaj yeem hloov "y feeb" thiab tom qab ntawd ntxiv nws mus rau "x teev". Qhov tshwm sim yog tag nrho lub sijhawm teev.
Piv txwv li, peb yuav tsum hloov 3 teev 9 feeb rau ua teev xwb. Txhua yam peb yuav tsum ua yog xam tawm dab tsi 9 feeb yog teev, tom qab ntawd ntxiv 3 teev. Hauv lwm lo lus, 9 feeb × 1 teev/60 feeb = 0.15 teev + 3 teev = 3.15 teev.
Txoj Kev 2 ntawm 2: Hloov Sijhawm thiab feeb
Kauj Ruam 1. Hloov cov feeb rau teev raws li ib txwm muaj
Txog tam sim no, peb tsuas yog tham txog yuav ua li cas thiaj tau txais cov lus teb hauv teev. Tab sis txij li lub sijhawm feem ntau sau ua teev thiab feeb, nws zoo li paub yuav sau cov lej hauv daim ntawv no ib yam nkaus. Hmoov zoo, qhov no yooj yim heev. Txhawm rau pib, tsuas yog hloov cov lej hauv feeb rau teev raws li tau kawm hauv ntu lus saum toj no.
Peb ua raws qhov kev piav qhia no los ntawm kev siv piv txwv teeb meem. Yog tias peb xav hloov 260 feeb rau ua teev, peb yuav sib npaug 260 feeb × 1 teev/60 feeb = 4,33h ua los yog 4 1/3 teev.
Kauj Ruam 2. Muab zauv zauv zauv los yog zauv los ntawm 60, tshwj tsis yog tus lej hloov pauv tsis yog ib feem lossis zauv zauv
Koj yuav xav kom suav qhov feem no los ntawm 60. Tawm tus lej ib leeg - vim tias peb tsuas yog tsom mus rau "ntxiv" cov zauv zauv lossis feem feem. Sau koj cov lus teb hauv "feeb".
- Hauv qhov piv txwv no, peb yuav yooj yim sib npaug ".33" los ntawm 60. 0.33 × 60 = 20 feeb.
- Yog tias peb siv cov feem me me hloov qhov zauv 0.33, cov lus teb tseem yuav zoo ib yam. 1/3 × 60 = 20 feeb.
Kauj Ruam 3. Sau cov lus teb hauv teev thiab feeb
Cov lus teb uas koj nyuam qhuav tau txais tsuas yog ib feem "feeb", vim tias ntu "teev" twb tau paub lawm - nws yog tib tus lej uas koj tau txais thaum koj hloov dua siab tshiab thawj zaug. Sau koj cov lus teb zoo li no: x teev, y feeb.
Hauv qhov piv txwv siv, peb thawj lo lus teb yog 4.33 teev. Peb nyuam qhuav pom tias qhov ".33" sib npaug 20 feeb, yog li peb yuav sau cov lus teb raws li 4 teev 20 feeb.
Lub tswv yim
- Xav nrhiav txoj hauv kev yooj yim dua thiab nrawm dua ntawm kev hloov pauv? Cov laij lej online zoo li qhov no tuaj yeem hloov feeb mus rau teev hauv ob peb feeb xwb!
- Nws yuav nyuaj dua kom tau tus lej hauv daim ntawv ntawm feeb thiab vib nas this. Txhawm rau kom tau txais txiaj ntsig, faib tus lej ntawm 60 kom tau tus lej hauv feeb, tom qab ntawd ntxiv nws rau tus lej, thiab thaum kawg faib dua los ntawm 60 kom tau cov xuaj moos.
