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400:40
10
5•9
45
46•3
138
Palitra nima?
Rassomning ish anjomi
45•3
135
621 sonini xona birliklari ko’rinishida ayting
621=6 yuzlik, 2o’nlik, 1birlik
74•5
370
99-18:2=
99-9=90
