Xisoblang (444+555+666+777) + (445+556+8223+1334) A. 12000 B. 1300 C. 13000


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A.  B.  C.  D. 

12. Ko’pxadni birxadga va ko’pxadga ko’paytirish.

A.  B.  C.  D. 

13. Ko’pxadlarni ko’shish va ayirish.

A.  B.  C.  D.

14. Ko’pxadlarni soddalashtiring va uning son kiymatini toping.



A. 186 B. 168 C. -186 D -168


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