Dab tsi ua rau 10 ntxiv txhais tau li cas?
Dab tsi ua rau 10 ntxiv txhais tau li cas?

Video: Dab tsi ua rau 10 ntxiv txhais tau li cas?

Video: Dab tsi ua rau 10 ntxiv txhais tau li cas?
Video: Muaj Yis hauv Xib tes yuav Qhia tau Txoj Hmoo li cas 2024, Kaum ib hlis
Anonim

Raws li kev siv ob npaug, ua 10 yog ib tug derived tseeb tswv yim. Qhov ntawd txhais tau tias cov me nyuam yuav tsum paub tej qhov tseeb los ntawm kev hnov ua ntej lawv ua tau siv a ua 10 tswv yim. Ib qho piv txwv ntawm ua 10 tswv yim yog thaum ntxiv 8 + 5, koj siv qhov ntawd 8 + 2 = 10 , thiab decompose 5 rau hauv 2 + 3.

Ib yam li ntawd, koj tuaj yeem nug, dab tsi ua rau kaum ntxiv txhais tau li cas?

Qhov no hu ua ua 10 ntxiv . ¦ Ib ntxiv thiab rho tawm, ua 10 txhais tau tias kom sib cais cov lej. thiab regroup lawv rau ua ib qho teeb meem yooj yim dua nrog 10.

Ib yam li ntawd, 10 qhov tseeb yog dab tsi? A qhov tseeb tsev neeg yog ib pawg lej qhov tseeb siv tib tus lej. Piv txwv li, koj tuaj yeem tsim ib qho qhov tseeb tsev neeg siv peb tus lej 10 2, thiab 12: 10 + 2 = 12, 2 + 10 = 12, 12 − 10 = 2, 12-2 = 10.

Dhau li ntawm no, dab tsi yog ua 10 lub tswv yim?

Hauv qib 1, thaum cov tub ntxhais kawm pib kawm lawv cov ntsiab lus tseem ceeb ntxiv, lawv siv qhov kev paub hauv a tswv yim lub npe hu ua ua ib kaum” pab ua kev nkag siab ntawm qhov tseeb uas tej zaum yuav nyuaj rau nco, xws li 8 + 4 lossis 9 + 5. Siv cov tswv yim , cov tub ntxhais kawm decompose ib qho ntxiv rau ua ib kaum ntawm lwm tus.

Muaj pes tsawg txoj hauv kev koj tuaj yeem ua 10?

11 txoj kev

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