maTematika 7

Bbolo 10 wuTis ganmavlobaSi SevajamoT dRevandeli gakveTilis Sedegebi. moswavleebsvTxovoT ,Seadginon analogiuri amocanebi. SevekiTxoT, rogor SeiZleba gamoviyenoTcxovrebaSi, praktikaSi ricxvebze gayofadobis niSnebi (mag. klasSi, romelSic 21moswavlea, yoveldRiurad morigeoba SesaZlebelia sam moswavles davakisroT,radgan 213-ze).amis Semdeg maswavlebels SeuZlia moswavleebs saSinao davalebad misces aseTiamocana:im SemTxvevaSi, me-2 moTamaSem ar icis sworad TamaSi, rogor SeuZlia moigospirvels.Aaqtivobis ganxilva: mocemuli aqtivoba saSualebas iZleva ganaviTarosmoswavleebSi azrovnebis unari. moxdes maT mier varaudis gamoTqmadakvleva, sworigadawyvetilebis miReba arsebul wina codnaze dayrdnobiT, rTuli problemis martivamocanebad dayofa da etapobrivad misi gadaWra, TanamSromloba jgufuri samuSaosSesrulebisas.II Tavi. §5. procentigakveTilis mizania moswavle gaerkves procentis cnebaSi, gaigos misi saWiroeba,ricxvis gamosaxvis sxvadasxva formebs Soris SeZlos mocemuli viTarebisaTvisadekvaturis SerCeva, sxvadasxva formiT gamosaxuli ricxvebis Sedareba da Sefaseba.savaraudo xangrZlivoba: 45wT.moswavleTa codnis aqtivacia: 10wT.moswavleebs magaliTebis saSualebiT gavaxsenoT ricxvis nawilis azri da misi povnisxerxi. (mag. risi tolia 25-is 3/5 nawili, 120-is 7/10 da a.S.).SesaZlebelia gakeTdesramdenime umartivesi amocana Temaze: Rirda 10 lari, gaZvirda Rirebulebis 1/5nawiliT, ra Rirs axla? iwonida 80 kilograms, moiklo wonis 1/10 nawiliT, ramdensiwonis axla?cnebis gacnoba, diskusia: 15wT.ganvixiloT amocana: supermarket gudvilis samma maRaziam saSobaod gadawyvitasaqonlis gaiafeba. warmovidginoT, rom vitrinebze gamotanili informacia gaiafebisSesaxeb am saxisaa: saqoneli iafdeba Rirebulebis 1/9 nawiliT (1 maRazia), saqoneliiafdeba Rirebulebis 2/17 nawiliT (me-2 maRazia), „saqoneli iafdeba Rirebulebis9/100 nawiliT“ (me-3 maRazia). romel maRaziaSi ufro momgebiania saqonlis SeZena?savaraudod, moswavleebi daiwyeben msjelobas imis Sesaxeb, rom am kiTxvaze pasuxisgasacemad saWiroa ama Tu im saqonlis sawyisi fasis codna. Tumca sabolood moxdebaSeTanxmeba imis Taobaze, rom saWiroa wiladebis Sedareba.amocanis amoxsnis Semdeg davsvaT SekiTxva: ra sirTuleebs waawydeba myidveli, TuaseTi formiT gamoaqveynebs gaiafebis pirobebs supermarketis yvela maRaziaSi?vTxovoT moswavleebs moifiqron raime xerxi, rac myidvels Seumsubuqebsgadawyvetilebis miRebas msgavs situaciebSi.wiladebis Sedarebis drom garkveuli sirTuleebi warmoiqmneba imasTan dakavSirebiT,rom es wiladebi sxvadasxvamniSvneliania. amitom myidvels rom saqme gavuadviloT,sasurvelia gaiafebis maCvenebeli wiladebi erTnairmniSvneliani iyos an gamoisaxos19masc_cigni_VII_kl_cor.indd 19 03.07.2012 15:46:25