3-sinf matematika 34-dars

3-sinf matematika mavzu: ko’p xonali sonni ikki xonali songa ko‘paytirish 1-topshiriq 49 30 9 36 48 5 7 8 12 25 42 10 3 21 4 i s t e ‘ m o l s a v a t i yodda tuting 2-misol ko’paytirishni tushuntirish bilan bajaring 582 093∙25= 390 024 ∙ 48= 700 892 ∙ 37= 1 092 056 ∙ 42= 14 552 325 18 721 152 25 933 004 45 866 352 3-masala 1 hafta-7 kun 7-1=6 kun o’qish 6*2=12 ta-transportda maktabga boradi 12 ta transportda keladi 12+12=24 marta-jami maktabga borib-kelish 3*2=6 marta-mashg’ulotga borib-kelish 24+6=30 marta-jami 1 haftada minadi 1 oy-4 hafta 30*4=120 marta-1 oyda 120*1400=168 000 so’m sarflaydi 1 oyda 4-masala 1 491 500 5-topshiriq 1237 1273 …

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