Yuav ua li cas koj tig ib feem rau hauv nws daim ntawv yooj yim?
Yuav ua li cas koj tig ib feem rau hauv nws daim ntawv yooj yim?

Video: Yuav ua li cas koj tig ib feem rau hauv nws daim ntawv yooj yim?

Video: Yuav ua li cas koj tig ib feem rau hauv nws daim ntawv yooj yim?
Video: Tsis Muaj Peev Xwm Yuav Ua Li Cas 2024, Kaum ib hlis
Anonim

Daim ntawv yooj yim tshaj plaws ( ib feem ) A feem yog nyob rau hauv daim ntawv yooj yim tshaj plaws thaum sab saum toj thiab hauv qab tsis tuaj yeem ua me me, thaum tseem yog tus lej tag nrho. Kom yooj yim a feem : faib sab saum toj thiab hauv qab los ntawm tus lej loj tshaj uas yuav faib ob tus lej raws nraim (lawv yuav tsum nyob txhua tus lej).

Tsis tas li ntawd, dab tsi yog 16.24 raws li ib feem hauv daim ntawv yooj yim?

Decimal Ib feem Feem pua
0.1648 206/1250 16.48%
0.164 205/1250 16.4%
0.1632 204/1250 16.32%
0.1624 203/1250 16.24%

Qhov thib ob, daim ntawv yooj yim ntawm 3 12 yog dab tsi? Daim duab

Ib feem Txo daim ntawv Tus nqi decimal
39 13 0.3333
312 14 0.25
315 15 0.2
318 16 0.1667

Ib yam li ntawd, nws txhais li cas thaum ib feem nyob hauv nws daim ntawv yooj yim tshaj plaws?

Thaum twg tus tus lej thiab tus denominator tsis tuaj yeem raug txo kom tsawg rau tus lej tsawg dua, peb tau txais cov feem hauv nws daim ntawv yooj yim tshaj plaws . Piv txwv li, nrhiav daim ntawv yooj yim tshaj plaws ntawm a feem txhais tau tias txo tus saum thiab hauv qab ntawm cov feem rau tus tus lej tsawg tshaj plaws tau.

Daim ntawv yooj yim tshaj plaws ntawm 9 12 yog dab tsi?

Yog li cov daim ntawv yooj yim tshaj plaws ntawm 912 yog 34.

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