Cov txheej txheem:

Yuav ua li cas koj hloov ib feem tsis tsim nyog rau ib feem sib xyaw?
Yuav ua li cas koj hloov ib feem tsis tsim nyog rau ib feem sib xyaw?

Video: Yuav ua li cas koj hloov ib feem tsis tsim nyog rau ib feem sib xyaw?

Video: Yuav ua li cas koj hloov ib feem tsis tsim nyog rau ib feem sib xyaw?
Video: New Laj Tsawb Hlub Tsis Muaj Tso Yuav Nciam Ntawm Koj Mus 2024, Hlis ntuj nqeg
Anonim

Txhawm rau hloov cov feem tsis tsim nyog rau ib feem sib xyaw, ua raws li cov kauj ruam no:

  1. Faib tus lej los ntawm tus denominator.
  2. Sau tag nrho cov lus teb.
  3. Tom qab ntawd sau ib qho tseem ceeb ntawm tus lej.

Yog li ntawd, yuav ua li cas koj hloov ib feem tsis tsim nyog rau ib tug sib tov?

Piv txwv li: Hloov cov feem tsis tsim nyog 402/11 mus rau ib qho sib xyaw

  1. Faib tus lej los ntawm tus denominator. Faib 402 los ntawm 11, uas sib npaug 36 nrog qhov seem ntawm 6.
  2. Nrhiav tus lej tag nrho. Tus lej tag nrho yog tus lej ntawm lub sijhawm uas tus lej faib rau hauv tus lej.
  3. Ua tus seem ntawm tus lej tshiab.

Tsis tas li ntawd, qhov piv txwv feem tsis tsim nyog yog dab tsi? Tsis tsim nyog feem . mas A feem qhov twg tus lej (tus lej saum toj kawg nkaus) ntau dua lossis sib npaug rau tus lej (tus lej hauv qab). Yog li nws feem ntau yog "sab saum toj-hnyav". Piv txwv : 5/3 (tsib peb) thiab 9/8 (cuaj yim) yog tsis tsim nyog feem.

Kuj paub, dab tsi yog ib feem sib xyaw?

Tag nrho tus lej thiab a feem ua ke rau hauv ib qho " sib xyaw " naj npawb. Piv txwv: 1½ (ib thiab ib nrab) yog a sib xyaw feem . (Kuj hu ua a Mixed Tus lej) Mixed Fractions.

Yuav ua li cas koj hloov mus rau ib tug sib tov tooj?

Hloov pauv Tsis tsim nyog Fractions rau Mixed Fractions Rau hloov ib feem tsis tsim nyog rau a sib xyaw feem, ua raws li cov kauj ruam no: Faib tus zauv los ntawm tus denominator. Sau tag nrho tus lej teb. Tom qab ntawd sau ib qho tseem ceeb ntawm tus lej.

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