10 txoj haujlwm tsis yooj yim los ntsuas koj qhov kev xav thiab kev txawj ntse

2024 Tus sau: Malcolm Clapton | [email protected]. Kawg hloov kho: 2023-12-17 03:58

Tshawb nrhiav seb koj tuaj yeem nrhiav cov lus teb zoo yam tsis muaj Google cov lus qhia thiab kev pab.

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Kolya tau ua ib daim ntawv ceeb toom tseem ceeb, tab sis tam sim ntawd hluav taws xob raug txiav tawm. Kolya lub laptop tsis muaj dab tsi, tsis muaj lub tshuab xam zauv ntawm tes, thiab tsab ntawv ceeb toom yuav tsum tau xa mus sai. Kolya siv ib tug cwj mem thiab ib daim ntawv, pib suav nrawm.

Thaum ntxiv, nws ua yuam kev: nws coj tus naj npawb ntawm cov units 2 li 9, thiab tus naj npawb ntawm kaum 4 raws li 7. Nyob rau hauv tag nrho, Kolya los nrog 750. Yuav ua li cas tus naj npawb yuav tsum tau tig tawm los ntawm tus neeg yuav bookkeeper yog hais tias nws yog. tsis txhob maj thiab tsis yuam kev?

Tom qab coj tus naj npawb ntawm cov units los ntawm 2 mus rau 9, Kolya-thrrying nce tus nqi los ntawm xya units. Thiab noj tus naj npawb ntawm kaum 4 rau 7 - los ntawm peb kaum, uas yog, los ntawm 30. Tag nrho cov nyiaj tau nce los ntawm 37. Tus lej raug yog 750 - 37 = 713.

Qhia teb Nthuav teb

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Masha mus tom khw, yuav 35 pears thiab muab tso rau hauv ob lub tawb. Yog tias koj hloov ntau cov txiv hmab txiv ntoo ntawm lub pob tawb rau sab laug raws li muaj nyob rau sab laug, ces yuav muaj peb txiv hmab txiv ntoo ntxiv nyob rau sab xis dua li sab laug. Muaj pes tsawg pears nyob hauv txhua pob tawb txij thaum pib?

Muaj 35 pears nyob rau hauv ob lub tawb. Tom qab hloov cov txiv hmab txiv ntoo ntawm lub pob tawb sab xis mus rau sab laug, muaj peb pears nyob rau hauv lub pob tawb sab xis dua li ntawm sab laug: 35 - 3 = 32. Faib cov txiv hmab txiv ntoo hauv ib nrab: 32: 2 = 16. Cia. xav tias muaj 16 pears nyob rau hauv sab laug pob tawb, ces nyob rau hauv txoj cai tom qab hloov, nws tau los ua peb ntxiv: 16 + 3 = 19.

Nws yuav tsum tau nco ntsoov tias muaj 16 txiv hmab txiv ntoo nyob rau hauv lub pob tawb sab laug tsuas yog tom qab lawv muab tso rau hauv nws ntau npaum li nws muaj ua ntej. Yog li, koj yuav tsum faib cov pears nyob rau hauv ib nrab: 16: 2 = 8. Muaj yim txiv hmab txiv ntoo nyob rau hauv lub pob tawb laug. Cia peb xam seb muaj pes tsawg txiv hmab txiv ntoo nyob rau hauv txoj cai pob tawb: 35 - 8 = 27.

Qhia teb Nthuav teb

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Niam muaj 55 xyoo. Nws muaj peb tug ntxhais. Qhov thib ib yog 15 xyoo, qhov thib ob yog 7, thiab thib peb yog 21 xyoo. Yuav ua li cas muaj pes tsawg xyoo leej niam lub hnub nyoog yuav sib npaug rau cov nyiaj xyoo ntawm nws cov ntxhais?

Yuav kom daws tau qhov teeb meem, thawj zaug koj yuav tsum paub txog lub hnub nyoog ntawm tag nrho cov ntxhais. Ntxiv mus: 15 + 21 + 7 = 43 xyoo. Tam sim no peb paub tias pes tsawg xyoo lawv cov hnub nyoog tag nrho tsawg dua li leej niam lub hnub nyoog: 55 - 43 = 12 xyoo.

Nws yuav tsum nco ntsoov tias tag nrho cov hnub nyoog ntawm cov ntxhais txhua xyoo nce los ntawm peb xyoos, thiab lub hnub nyoog ntawm leej niam nyob rau tib lub sijhawm tsuas yog ntxiv los ntawm ib xyoos.

Cia peb xam qhov sib txawv ntawm cov hnub nyoog hloov nyob rau hauv lub xyoo: 3 - 1 = 2 xyoo. Cia peb faib qhov sib txawv ntawm cov hnub nyoog ntawm cov ntxhais thiab leej niam los ntawm qhov sib txawv ntawm cov hnub nyoog nce rau lub xyoo: 12: 2 = 6. Qhov no txhais tau hais tias nyob rau hauv 6 xyoo lub hnub nyoog ntawm leej niam yuav sib npaug ntawm cov nyiaj. xyoo ntawm nws cov ntxhais.

Qhia teb Nthuav teb

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Daim duab qhia lub dial. Koj puas tuaj yeem muab faib ua rau feem nrog rau cov kab ncaj nraim kom cov lej ntawm txhua feem yog tib yam?

Txhawm rau kom cov lej ntawm txhua ntu zoo ib yam, koj yuav tsum kos lub dial nrog kab raws li qhia hauv daim duab.

Qhia teb Nthuav teb

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Muaj peb lub opaque jars ntawm chav ua noj txee: nrog buckwheat, pasta thiab qab zib. Thawj lub thawv hais tias "Buckwheat", qhov thib ob - "Pasta", thiab lub thib peb - "Buckwheat los yog qab zib". Yuav ua li cas yog nyob rau hauv lub thawv, yog hais tias cov ntsiab lus ntawm txhua tus tsis sib haum mus rau inscription rau nws?

Nws yog qhov yooj yim. Txij li txhua daim ntawv sau tsis sib haum rau qhov tseeb, nws hloov tawm tias qhov thib peb tuaj yeem muaj cov nplej zom, thawj muaj suab thaj, thiab qhov thib ob muaj buckwheat.

Qhia teb Nthuav teb

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Yulia, Masha, Vova, Artyom thiab Sasha sawv hauv kab rau cov hluav taws xob scooters. Julia ua ntej Masha, tab sis tom qab Artyom. Vova thiab Artyom tsis sawv ntawm ib leeg, thiab Sasha tsis nyob ib sab ntawm Artyom, lossis Yulia, lossis Vova. Cov txiv neej nyob hauv qhov kev txiav txim dab tsi?

Julia ua ntej Masha, tab sis tom qab Artyom. Qhov no txhais tau hais tias cov nram qab no ib theem zuj zus: Artyom, Julia, Masha. Sasha tsis nyob ib sab ntawm Artyom, Yulia, lossis Vova. Raws li, nws sawv tom qab Masha. Ntawd yog, cov kab ke raws li hauv qab no: Artyom, Julia, Masha, Sasha.

Nws tseem yuav nrog Vova. Txij li thaum Vova thiab Artyom tsis sawv ntawm ib sab, thiab Sasha tsis nyob ze Vova, Vova qhov chaw nyob nruab nrab ntawm Yulia thiab Masha. Nws hloov tawm qhov kev txiav txim no: Artyom, Julia, Vova, Masha, Sasha.

Qhia teb Nthuav teb

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Muaj ib lub moos khoom ua si zoo li tus miv ntawm lub rooj. Ntxiv rau lub sijhawm, lawv tuaj yeem ua ntau yam lom zem sib txawv. Tom qab saib lub moos, koj tuaj yeem txheeb xyuas cov qauv hauv qab no:

• yog tias tam sim no tus miv waving nws paw, ces nyob rau hauv ib feeb nws yuav ntsais;
• yog hais tias tus miv yog winking tam sim no, ces nyob rau hauv ib feeb nws yuav meow;
• yog hais tias tus miv yawning tam sim no, ces nyob rau hauv ib feeb nws yoj nws paw;
• yog tias tam sim no tus miv khawb tom qab pob ntseg, ces nyob rau hauv ib feeb nws yawns;
• yog hais tias tus miv yog ntsais tam sim no, ces nyob rau hauv ib feeb nws winks;
• yog tus miv meows tam sim no, ces nyob rau hauv ib feeb nws khawb tom qab pob ntseg.

Tam sim no tus miv yawning. Nws yuav ua li cas hauv 40 feeb?

Cia peb npaj cov txheej txheem ntawm cov miv ua: nws yawns → nthwv dej nws paw → blinks → winks → meows → khawb tom qab pob ntseg → yawns, thiab lwm yam. Lub voj voog tag nrho ntawm nws qhov kev ua yuav siv sijhawm 6 feeb. 40 feeb = 6 × 6 + 4. Yog li ntawd, yog tias tus miv yawning tam sim no, ces hauv 40 feeb nws yuav meow.

Qhia teb Nthuav teb

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Cov phooj ywg Katya, Nastya, Lena thiab Vika yuav ib lub thawv loj ntawm txiv duaj ua ke thiab pom zoo faib nws sib npaug. Katya tam sim ntawd coj nws ib feem thiab tawm mus. Tom qab ib pliag, Nastya coj ib feem plaub ntawm cov txiv duaj ntxiv thiab tseem tshuav. Tom qab ntawd Lena thiab Vika tau hloov ua ib yam. Tom qab ntawd, 81 txiv duaj tseem nyob hauv lub thawv.

Muaj pes tsawg txiv hmab txiv ntoo nyob rau hauv lub thawv thiab pes tsawg tus ntawm lawv txhua tus ntxhais noj? Leej twg yuav tsum noj txiv duaj dua thiab pes tsawg?

Tom qab Vika coj cov txiv duaj, muaj 81 ntawm lawv hauv lub thawv, yog li ua ntej nws coj lawv, muaj 81: 3 × 4 = 108 txiv hmab txiv ntoo hauv lub thawv. Ua ntej Lena coj cov txiv duaj, muaj 108: 3 × 4 = 144 ntawm lawv hauv lub thawv, Ua ntej Nastya tau txais qee cov txiv hmab txiv ntoo, muaj 144: 3 × 4 = 192 daim hauv lub thawv.

Tus nqi pib yog 192: 3 × 4 = 256 peaches. Qhov no txhais tau hais tias txhua tus ntxhais yuav tsum khaws 64 txiv hmab txiv ntoo. Katya tau txais nws feem, Nastya xav tau 16 ntxiv, Lena - 28, thiab Vika - 37.

Qhia teb Nthuav teb

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Xav txog lub hauv paus ntsiab lus dab tsi ntawm cov lej no tau tsim.

1 … Cov lej yog ib qho tom qab lwm tus hauv cov tsiaj ntawv: e - yim, d - ob, d - cuaj, n - xoom, thiab lwm yam.

2 … Yuav kom tau txais tus lej tom ntej hauv cov saw hlau, koj yuav tsum ua cov hauv qab no: 972 - 97 = 875; 875 - 87 = 788; 788 - 78 = 710; 710 - 71 = 639; 639-63 = 576.

3 … Tus qauv yog raws li nram no: ntxiv 1, ces muab faib los ntawm 1; ntxiv 2, ces muab 2; ntxiv 3, ces muab 3, thiab lwm yam.

Qhia teb Nthuav teb

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Ntawm ib sab ntawm tus dej muaj ib tug me nyuam tub Misha thiab ib tsob ntoo tangerine, nyob rau lwm yam - Sasha, Misha tus phooj ywg. Cov tsev txhab nyiaj txuas nrog tus choj. Sasha hais kom Misha coj nws ob tangerines los ntawm tsob ntoo thiab coj lawv. Tib txoj kev ua li no yog hla tus choj. Tab sis ntawm no yog hmoov tsis zoo: tus choj tsuas tuaj yeem tiv taus ib tug tub thiab ib tug tangerine, thiab ntxiv rau, koj tuaj yeem taug kev ntawm nws ib zaug xwb.

Yuav ua li cas Misha hloov cov txiv hmab txiv ntoo? Koj tsis tuaj yeem ua luam dej hauv dej, pov cov txiv hmab txiv ntoo citrus - ib yam nkaus, khawb qhov av, ya thiab nrhiav lwm yam kev ua haujlwm kuj yog qhov tsis tsim nyog. Sasha tsis tuaj yeem mus xaiv tangerines ntawm nws tus kheej: nws niam txwv tsis pub nws mus rau sab nraud. Yog li ntawd, Misha yuav tsum ua li cas?

Misha yuav tsum tau taug kev hla tus choj thiab juggle nrog tangerines.

Qhia teb Nthuav teb