4- sinf matematika 124- dars doira va konus

888 jizzax shahar 17-maktabning boshlang’ich sinf o’qituvchisi yunusova mohira azimovnaning 4-sinflar uchun tayyorlagan taqdimoti https://t.me/mohirayunusova https://t.me/mohirayunusova sinf: 4 dars: matematika mavzu: doira va konus 124-dars dars shiori matematika darsi- fanlarning eng a’losi. bizni olg’a yetaklaydi raqamlarning dunyosi. 2. tenglamalarni yeching x • 5 - 3 h 52 min = 4 h 48 min x : 3 + 2 h 35 min = 7 h x•5-232min=288min x•5=288min+232min x=520:5 x=104min=1h44min x:3+155min=420min x:3=420min-155min x=265min∙3 x=795min=13 h15 min v=7•7•7=343 343+17=360 360:3=120 k l e p s i d r a 3867 1008 4300 4768 1575 3120 6335 6228 9720 7910 170litr+190litr=360 litr =360 18 18000:360=50h 7. o‘qituvchida biri 3 minutlik, yana biri 2 minutlik ikkita qumsoat bor. bu soatlar yordamida 1 minut...

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