Hloov mus rau Decimal
Tam sim no tias cov feem feem no tau hloov pauv mus rau hom lej, peb tuaj yeem sib piv cov lej kom tau txais peb cov lus teb. 0.7778 tsis TSIS ntau dua 0.8 uas tseem txhais tau tias 7/9 tsis ntau tshaj 8/10.
Ib yam li ntawd, Qhov twg yog qhov loj tshaj plaws 3/4 lossis 1 2? Teb: Yog, 3/4 loj dua 1/2.
Koj tuaj yeem lees paub qhov no los ntawm kev hloov pauv ob feem ua zauv. Cov zauv 0.75 loj dua 0.5, yog li 3/4 loj dua 1/2.
Qhov twg yog qhov loj tshaj plaws 2/3 lossis 3 4? Yog li 34 yog ntau dua 23.
Qhov twg yog qhov feem ntau tshaj plaws 12 15 lossis 3 4? Cov kauj ruam rau kev sib piv cov feem
- Nrhiav qhov tsawg tshaj plaws denominator los yog LCM ntawm ob tus denominators: LCM ntawm 15 thiab 4 yog 60. …
- 1, 15 × 4 = 60, 1215 = 12 × 415 × 4 = 4860.
- Ib yam li ntawd, rau feem thib 2, txij li 4 × 15 = 60, 34 = 3 × 154 × 15 = 4560.
- 4860 > 4560 or 1215 > 34.
Qhov thib ob Qhov twg yog qhov loj tshaj plaws ntawm 8 10 lossis 12 15? (8/10) tuaj yeem sau ua (4/5) thiab (12/15) tuaj yeem sau ua (4/5) ob leeg tib yam. Tam sim no, raws li peb pom tau tias, → 35 > 32 > 30 . yog li ntawd, (7 / 8) yog cov feem loj tshaj plaws.
Qhov twg yog qhov feem ntau tshaj 7/10 lossis 8 10?
:- Li no cov lus teb yog 8/10.
ces cov feem ntau loj dua 1? Ib feem tsis tsim nyog yog ib txwm 1 lossis ntau dua 1.
Yuav ua li cas koj xaj cov feem ntawm qhov tsawg tshaj plaws mus rau loj? Txhawm rau xaj cov feem ntawm qhov tsawg kawg rau qhov loj tshaj, pib los ntawm nrhiav qhov qis tshaj tus denominator rau tag nrho cov feem. Tom ntej no, hloov txhua feem los ntawm kev faib tus lej qis tshaj plaws los ntawm tus denominator thiab tom qab ntawd muab faib rau sab saum toj thiab hauv qab ntawm feem ntawm koj cov lus teb.
Yuav ua li cas koj nrhiav tau qhov loj tshaj feem?
Qhov twg yog feem ntau 11 24 lossis 13 24? Hauv cov lej muab, tus lej ntawm ob qho tib si sib npaug. (24 = 24). Cov feem uas muaj ntau dua tus lej yog ntau dua. Vim li no, (frac{13}{24}) yog ib feem loj.
Qhov twg yog qhov feem ntau tshaj plaws 17 102 lossis 12 102?
Sau daim ntawv yooj yim tshaj plaws ntawm :(17)/(102) and (12)/(102). 17102 yog ib feem loj.
Qhov loj tshaj feem 7 los ntawm 8 yog dab tsi? Cov lus qhia ntxaws. Lo lus teb yog lawm 7/8. 7/8 yog qhov loj tshaj plaws.
Dab tsi loj dua ib nrab lossis 2?
2 > 3 3 feem peb yog ntau dua ib nrab thiab peb yim yog tsawg dua ib nrab. 2 4 < 5 6 Ob lub plaub yog sib npaug rau ib nrab thiab tsib rau yog ntau dua ib nrab. 4 8 < 2 3 Plaub yim yog sib npaug rau ib nrab thiab ob feem peb yog ntau dua ib nrab.
Dab tsi feem tsawg dua 1?
➡️Factions uas tsawg dua ib tug hu ua cov feem uas tsim nyog, thiab tus lej (tus lej saum toj kawg nkaus) tsawg dua tus lej (tus lej hauv qab). ➡️ Ib feem nrog tus lej uas ntau dua lossis sib npaug ntawm tus lej yog hu ua ib feem tsis tsim nyog.
Dab tsi feem ntau yog 4 7 lossis 1 2? Hloov mus rau Decimal
Tam sim no tias cov feem feem no tau hloov pauv mus rau hom lej, peb tuaj yeem sib piv cov lej kom tau txais peb cov lus teb. 0.5714 ntau dua 0.5 uas tseem txhais tau tias 4/7 ntau tshaj 1/2.
Ib feem twg loj dua 3 4 lossis 5 6? Hloov mus rau Decimal
Tam sim no tias cov feem feem no tau hloov pauv mus rau hom lej, peb tuaj yeem sib piv cov lej kom tau txais peb cov lus teb. 0.75 tsis TSIS ntau dua 0.8333 uas tseem txhais tau tias 3/4 tsis ntau tshaj 5/6.
Yuav ua li cas koj xaj cov feem ntau hauv qhov loj?
Yuav txiav txim li cas feem
- Sau tag nrho cov feem ntau kom lawv muaj tus lej.
- Nrhiav cov feem tsawg tshaj plaws los ntawm kev sib piv cov lej thiab xaj cov feem.
- Rov sau cov lej raws li lawv tshwm sim hauv cov lus nug hauv qhov kev txiav txim loj.
Yuav ua li cas koj pom cov feem loj tshaj plaws thiab qhov tsawg tshaj plaws?
Qhov tsawg tshaj plaws nyob rau hauv lub ntiaj teb no yog dab tsi?
10/60 yog qhov tsawg tshaj plaws, yog li 1/6 yog qhov tsawg tshaj plaws. Tseem muaj lwm txoj hauv kev yog los hloov cov feem feem mus rau decimals. 1/4 = 0.25, 3/4 = 0.75, 1/5 = 0.2, 1/6 = 0.1666666666…. .
Ib feem twg yog cov lus nug loj dua? Yog hais tias tus denominators yog tib yam, ces tus feem ntau nrog tus lej ntau dua yog qhov ntau dua. Cov feem nrog tus lej tsawg dua yog qhov tsawg dua. Thiab, raws li tau hais los saum toj no, yog tias tus lej sib npaug, cov feem feem sib npaug. Siv < lossis > los sib piv ob feem thiab .
Qhov twg ntawm cov pab pawg hauv qab no ntawm cov feem ntau yog nyob rau hauv nqes mus?
Qhov kev txiav txim descending ntawm cov feem yog 7/8 > 3/4 > 1/2 > 5/12.
Puas yog ntau dua lossis tsawg dua? Sib npaug, Ntau dua lossis tsawg dua
= | Thaum ob qhov tseem ceeb sib npaug peb siv lub cim "equals". | ej.: 2+2 = 4 |
---|---|---|
< | Thaum ib tug nqi yog me me dua lwm qhov peb siv lub cim "tsawg dua". | ej.: 3 < 5 |
> | Thaum ib tus nqi loj dua lwm qhov peb siv lub cim "ntau dua". | ej.: 9>6 |
Qhov twg ntawm cov seem hauv qab no yog qhov loj tshaj 31 40?
Tshuaj (Los Ntawm Pab Pawg Examveda)
of8,16,40and80=8078=7080;1316=6580;3140=6280Since,7080>6580>6380>6280,So,78>1316>6380>3140So,78loj heev.
Qhov feem pua yog 15 ntawm 50? Kev daws: Txhawm rau hloov cov feem rau hauv feem pua, muab cov feem los ntawm 100. Yog li 15 tawm ntawm 50 yog 30%.
Qhov twg ntawm cov muab faib yog qhov tsawg tshaj plaws?
Peb paub tias, tus denominator ntawm txhua qhov kev sib txhuam yog tib yam ces tus lej me me yog qhov tsawg tshaj plaws. Yog li ntawd, ntawm plaub txoj kev xaiv, (C) 3/8 muaj tus lej me me. Yog li, nws yog qhov tsawg tshaj plaws.