Yam khoom dab tsi qhia tus lej kab lus?
Yam khoom dab tsi qhia tus lej kab lus?

Video: Yam khoom dab tsi qhia tus lej kab lus?

Video: Yam khoom dab tsi qhia tus lej kab lus?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Kaum ib hlis
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cov khoom ntiag tug

Hais txog qhov no, yam khoom twg piav txog tus lej kab lus?

Number Properties : Piv txwv li, tus kheej vaj tse ofmultiplication hais tias ib yam tus lej lub sij hawm ib tug yog sib npaug rau tus thawj tus lej . Yog li, raws li qhov ntawd vaj tse 5 x 1 = 5.

Kuj Paub, dab tsi yog 4 yam khoom ntxiv? Muaj plaub lej khoom uas koom nrog ntxiv . Cov khoom yog cov commutative, associative, yog leejtwg thiab distributive khoom . Kev sib txuas lus Khoom : Thaum ob tus lej raug ntxiv, cov lej yog tib yam tsis hais qhov kev txiav txim ntawm theaddends.

Tsis tas li ntawd, cov khoom muaj pes tsawg leeg yog dab tsi?

Muaj plaub yam yooj yim khoom ntawm tus lej : commutative, associative, distributive, thiab tus kheej. Koj yuav tsum paub txog txhua yam ntawm no.

Cov yam ntxwv ntawm kev ua haujlwm yog dab tsi?

Muaj plaub (4) qhov yooj yim khoom ntawm cov zauv: uas yog; commutative, associative, distributive thiab tus kheej. Cov no khoom tsuas yog siv rau lub kev ua haujlwm ntawm qhov sib ntxiv thiab sib npaug. Qhov ntawd txhais tau tias kev rho tawm thiab faib tsis muaj cov no khoom builtin.

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