uy vazifa2-sinfyuz birlik17-mart

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yuz birliklari: kvadrat santimetr. belgilanishi — kv. sm(sm2) 2-sinf 17.03.2020 ijodiy fikrlashni oshirish,diqqatni jamlash mashqlari. mantiqiy topshiriq yechimi. 3+ 3 x 3 = 12 10 –(4 + 4) = 2 10 + 3 + 3 = 16 3 + 4 x 9 = 39 o’tgan mavzuni mustahkamlash bo’yalgan shakllarning yuzalarini hisoblang va taqqoslang yangi mavzu bayoni: 49 kg meva bor edi. murabbo tayyorlash uchun20 kg, sharbat tayyorlash uchun 19 kg meva ishlatildi. necha kilogramm meva ortib qoldi? 2- masala qisqa shart: bor edi-49kg meva. ishlatildi-20kg murabbo, 19 kg sharbat uchun. qoldi-? 2- masalaning yechimi yechish: 1-ish: 20+19=39(kg) 2-ish: 40-39=1(kg) javob: 1 kg meva ortib qoldi. ifoda ko’rinishida yechish usuli: 40-(20+19)=40-39=1(kg) javob: 1kg meva ortib qoladi. 3-misol doskada va mustaqil bajarish 35 : 5x 2= 7 x 2= 4x9 + 14=36+14= 18 : 2 – 9=9 - 9= 20 : 4x5= 5 x 5= 3x8 – 24= 24-24= 16 : 4 …
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yuz birliklari: kvadrat santimetr. belgilanishi — kv. sm(sm2) 2-sinf 17.03.2020 ijodiy fikrlashni oshirish,diqqatni jamlash mashqlari. mantiqiy topshiriq yechimi. 3+ 3 x 3 = 12 10 –(4 + 4) = 2 10 + 3 + 3 = 16 3 + 4 x 9 = 39 o’tgan mavzuni mustahkamlash bo’yalgan shakllarning yuzalarini hisoblang va taqqoslang yangi mavzu bayoni: 49 kg meva bor edi. murabbo tayyorlash uchun20 kg, sharbat tayyorlash uchun 19 kg meva ishlatildi. necha kilogramm meva ortib qoldi? 2- masala qisqa shart: bor edi-49kg meva. ishlatildi-20kg murabbo, 19 kg sharbat uchun. qoldi-? 2- masalaning yechimi yechish: 1-ish: 20+19=39(kg) 2-ish: 40-39=1(kg) javob: 1 kg meva ortib qoldi. ifoda ko’rinishida yechish usuli: 40-(20+19)=40-39=1(kg) javob: 1kg meva ortib qoladi. 3-misol doskada va mustaqil bajarish …

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