20-oktabr

buxoro viloyati vobkent tuman 23-maktabning boshlang’ich sinf o’qituvchisi asadova mashhura narzulloyevnaning 4-sinfda matematika fanidan tayyorlagan taqdimoti. 1-masala. 8ta qo’g’irchoq -40000 so’m 3 ta qo’g’irchoq -? so’m y: 40000:8=5000 (so’m) – 1 ta qo’g’irchoqning narxi 5000*3=1500 so’m j: 3 ta qo’g’irchoq 1500 so’m turadi. 2-topshiriq 5m=5*1000=5000 mm 4m 3 dm=4*10+3=43 dm 5 m=5*100=500 cm 4 m03 cm= 4*100+3=403 cm 5 m=5*10=50 dm 4 m 030 mm=4*1000+30=4030mm 2000 cm=2000:100=20 m 37000m=37:1000=37 km. 3-topshiriq 1,2,4-shakllarning yuzi 4ga, 3-shaklning yuzi 3 ga teng. 4-masala 1-kun-620 t 2-kun-?, 197 t kam 3-kun-?, 86 t kam q. 3-kun-? t q. y: 620-197=423 (t) -2-kun 423-86=337 (t) j:3-kun 337 tonna qum keltirilgan. mustaqil ish uyga vazifa e’tiboringiz uchun tashakkur. image1.png imag...

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