81_dars_kasrlarni_sonli_nurda_tasv_4_sinfsamoriyamatematika

iii chorak 4- sinf mavzu:kasrlarning sonli nurda tasvirlanishi 81-dars samoriya @namonlinetest 80- dars. uyga vazifa 25kg 45kg 80- dars. uyga vazifa 46 37 32 43 27 32 8cm² 9 cm² 100 200 300 400 500 600 700 800 900 400m 600m 900m 4km 6km 9km a ; b ; c ; d ; e ; f ; k ; m ; 1 a) yuk mashinasi eng yaqin. ombor eng uzoq. b)76-45=31km masofada d)(92-45)+(92-75)=47+16=63 45km 76km 92km do`k om shahar 1)60 : 5• 4=48km/h 2)1•(60+ 48)=108km vuzoq =v₁ +v₂ x+y avtomobillarning yaqinlashish tezligi x-y avtomobillarning tezligi orasidagi farq x•t y•t avtomobillarning ma’lum vaqtda bosib o`tgan yo`li (x+y)•t ma’lum vaqtdan keyin ular orasidagi masofa (x-y)•t 1-avtomobil 2-qaraganda qancha ko`p masofa bosishi t=24• …

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