3-s.3xonali sonni 1xonali songa bo`lish.

3-sinf fan nomi:matematika mavzu:uch xonali sonni bir xonali songa bo`lish. 6-mavzu 1 dars shiori: matematika fanlar ichra shoh, uning sirlaridan bo`laylik ogoh! o`tilganlarni mustahkamlash: sinf ishi 45:15= 72:3= 91:7= 84:6= 52:13= 100 20 4 100 20 100 4 124 462:2+125=231+125=356 1 2 hovlining boʻyi – 60 m hovlining eni – 10 m uyning perimetri – ? m hovlining perimetri – ? m, 4 marta katta yechish: 1) hovlining perimetri: 60 + 60 + 40 + 40 = 140 m; 2) uyning perimetri: 140 ÷ 4 = 35 m. javob: uyning perimetri 35 metr. dam olish daqiqasi! 213 421 314 242 × 1 = 121 × 2 242 × 1 ÷ 2 = 121 213x3=639 639x1=639 213x3:1=639 1x842=842 2x421=842 1x842:421=2 628x1=628 …

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