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Folosind modelul : a : m + b : m = (a+b) : m . Calculati in 2 moduri
A ) 1161 : 43 + 7439 : 43
AJUTOOOOOORRR REPEDE DAU COROANAAA


Răspuns :

Modul 1:

1161:43+7439:43=27+173=200;

Modul 2:

1161:43+7439:43=(1161+7439):43=8600:43=200.