matem 2-sinf 37-dars

2-sinf matematika 37-dars mavzu: sondan yig’indini ayirish o’qituvchi: nodira nabijonovna 32 8 3 1-topshiriq yozma daftarga bajariladi 57-(25+17)=(57-17)-25=40-25=15 36-(6+27)=36-33=3 77-(37+15)=(77-37)-15=40-15=25 84-(9+64)=(84-64)-9=20-9=11 76-(46+5)=(76-46)-5=30-5=25 98-(7+28)=(98-28)-7=70-7=63 2-masala yozma bajariladi berilgan: 1-guruhda--- 8 nafar 2-guruhda--- 7 nafar --28 nafar 3-guruhda--- ? y: 8+7=15 28-15=13 j: 3-guruhda 13 nafar alisher va kitob 3-topshiroiq > > = < 4-masala yechilishi y: 5+5=10 14-10=4 j: 4 cm 5cm 5 cm 4 cm 5. tenglamaning yechilishi. x+17=47+36 y-18=42+19 19+z=45+39 x+17=83 y-18=61 19+z=84 x=83-17 y=61+18 z=84-19 x=66 y=79 z=65 59-t=19+11 59-t=30 t=59-30 t=29 y: 100:2=50 100-50=50 50:2=25 j: 25 nafar 6-misol = = 7-misol y: 5+15+5=25 35-25=10 j: 10 min oltin pu...

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