Cov txheej txheem:

Muaj pes tsawg daim duab tseem ceeb nyob rau hauv scientific notation?
Muaj pes tsawg daim duab tseem ceeb nyob rau hauv scientific notation?

Video: Muaj pes tsawg daim duab tseem ceeb nyob rau hauv scientific notation?

Video: Muaj pes tsawg daim duab tseem ceeb nyob rau hauv scientific notation?
Video: dab hmoob sib ntxais nkauj ntxawm / daim 4 2024, Hlis ntuj nqeg
Anonim

Zeros tom qab tus lej zauv thiab tom qab cov duab yog tseem ceeb ; hauv tus lej 0.2540, 2, 4, 5 thiab 0 kawg yog tseem ceeb . Exponential tus lej hauv scientific notation tsis yog tseem ceeb ; 1.12 x 106 muaj peb tus lej tseem ceeb 1, 1, thiab 2.

Hais txog qhov no, cov figs puas siv tau rau kev tshawb fawb?

Feem ntau, tib txoj cai thov rau cov lej qhia hauv ntawv pov thawj scientific . Txawm li cas los xij, hauv daim ntawv ua kom zoo li ntawd sau tseg , tus tuav tus thawj coj thiab tus lej tom qab ua tsis tshwm sim, yog li txhua tus lej tseem ceeb.

Ib yam li ntawd, pes tsawg tus lej tseem ceeb muaj 3.00? Tus lej 3.0, 3.00 , 3.000 yog tib tus nqi, tab sis 3.000 qhia tau hais tias nws tau ntsuas nrog cov cuab yeej meej dua. Qhov zeroes hauv tag nrho peb tus lej raug suav hais tias " cov duab tseem ceeb ". Lawv tau qhia los qhia qhov tseeb ntawm qhov ntsuas. Yog tias peb tshem qhov zeroes, tus nqi ua tsis hloov

Ua li no, pes tsawg tus lej tseem ceeb 10.0 muaj?

ob tus lej tseem ceeb

Dab tsi yog 5 Txoj Cai rau cov nuj nqis tseem ceeb?

Cov Duab Tseem Ceeb

  • Cov lus piav qhia qeb:
  • RULES RAU QHOV TSEEB TSEV KAWM NTAWV.
  • Txhua tus lej tsis xoom yog qhov tseem ceeb.
  • Zeros ntawm ob tus lej uas tsis yog xoom yog qhov tseem ceeb.
  • Ua zeros tsis yog qhov tseem ceeb.
  • Taug qab zeros mus rau sab xis ntawm cov lej yog qhov tseem ceeb.
  • Trailing zeros nyob rau hauv ib tug tag nrho tus lej nrog cov zauv qhia yog qhov tseem ceeb.

Pom zoo: