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Meleanka2007
a fost răspuns

calculați folosind scoaterea unui factor comun 54*432+54*751-183*54 38*643-255*38+38*612 47*529+616*47-47*145 63*192+908*63-63*100

Răspuns :

Renatemambouko
54*432+54*751-183*54 =54*(432+751-183)=54*1000=54000

38*643-255*38+38*612 =38*(643-255+612) =38*1000=38000

47*529+616*47-47*145 =47*(529+616-145) =47*1000 =47000

63*192+908*63-63*100=63*(192+908-100)=63*1000=63000

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