2-sinf matematika 46-mavzu

assalomu alaykum. mavzu: 3 xonali sonlarni nomlanishi va yozilishi yondosh mavzu: o'qituvchi va murabbiylar 4 4 4 9 9 9 4 13 2-misol =460 =406 =436 340= 3 yuzl. 4 o’nl. 0 birl 4-misol yuzl. o’nl. birl. son 28+65-87=6 85-(92-8)=1 36-(27+6)=3 613 42+18-55=5 72-(81-9)=0 51-(29+18)=4 504 14+67-72=9 31-(27-4)=8 52-(47+5)=0 980 4-misol yuzl. 28+65-87=6 42+18-55=5 14+67-72=9 o’nl. 85-(92-8)=1 72-(81-9)=0 31-(27-4)=8 birl. 36-(27+6)=3 51-(29+18)=4 52-(47+5)=0 613, 504, 980 to’liq o’nlikka ajratish usuli, yoki, sonni o’nlikka yaxlitlash. 857 390 286 198 6-misol 10 10 10 10 10 10 10 10 10 10 10x10=100 nafar 7-masala ye: 1) 33-28= 33-19= 5+14= 8-misol b=8 cm ye: 8-5= a=? 5 cm qisqa 8 cm 8 cm 3 cm 3 cm p=8+8+3+3= mustahkamlash: bugungi mavzuda yashiringan kasb …

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