Cov txheej txheem:

Qhov feem pua ntawm kev nce yog dab tsi?
Qhov feem pua ntawm kev nce yog dab tsi?

Video: Qhov feem pua ntawm kev nce yog dab tsi?

Video: Qhov feem pua ntawm kev nce yog dab tsi?
Video: 2/23/22. Poj Nplog Yug Tau Me Nyuam Txawv Heev/Meskas Muab Russia Kaw Ib Puas Tsav Yam/Hmong News. 2024, Kaum ib hlis
Anonim

Lub tswvyim ntawm nce feem pua yog qhov yooj yim npaum li cas nce los ntawm tus lej thawj mus rau tus lej kawg hauv nqe lus ntawm 100 feem ntawm tus thawj. Yog li yog tias tus nqi qub tau nce los ntawm 14 feem pua , tus nqi yuav nce los ntawm 14 rau txhua 100 units, 28 los ntawm txhua 200 units thiab hais txog.

Ib yam li ntawd, koj tuaj yeem nug, qhov feem pua ntawm kev nce ntxiv txhais li cas?

Cov nce feem pua nruab nrab ntawm ob qhov tseem ceeb yog qhov sib txawv ntawm tus nqi kawg thiab tus nqi pib, qhia raws li a feem pua ntawm tus nqi pib.

Kuv yuav xam pes tsawg qhov sib txawv li cas? Qhov feem pua sib txawv sib npaug tus nqi ntawm qhov kev hloov pauv ntawm tus nqi, muab faib los ntawm qhov nruab nrab ntawm 2 tus lej, tag nrho cov muab faib los ntawm 100. Peb mam li ntxiv cov feem pua kos npe, %, xaiv tus% sib txawv.

Tib neeg kuj nug, kuv yuav ua li cas thiaj li xam qhov feem pua ntawm kev nce?

Txhawm rau xam qhov feem pua nce:

  1. Ua ntej: ua haujlwm tawm qhov sib txawv (nce) ntawm ob tus lej koj tau muab piv.
  2. Nce = Tus lej tshiab - Tus lej qub.
  3. Tom qab ntawd: faib qhov nce los ntawm tus lej qub thiab muab cov lus teb los ntawm 100.
  4. % nce = Nce ÷ Thawj Tus lej × 100.

Puas yog Kev Hloov Pauv Zoo ib yam li feem pua nce?

Lwm txoj kev los piav qhia hloov nyob rau hauv cov ntaub ntawv cov ntsiab lus nyob rau lub sij hawm yog xam a feem pua hloov . Qhov no zoo ib yam li cov feem pua txawv txawm li cas los xij nws yog siv los piav txog qhov ntawd hloov as a feem pua ntawm tus nqi qub. Cov tib yam mus kom ze yog siv thaum xam nce nyob rau hauv feem pua.

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