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Calculati si verificati prin operatia inversa:
9 547+4 853;
36 423-27 396;
179x6;
898:8;
9 300:100;
287x10.
Dau coroana si 100 de puncte va rog urgent.
Va rog ugent


Răspuns :

14.300,9.827,1074,112 r.3,930,2.870
9547+4583=14130 14130-4583(9547)=9547(4583) 36423-27396=9027 9027+27396(36423)=36423(27396) 179 •6=1o74 1074:6(179)=179(6) 9300:100=93 93•100=9300 287 •10=2870 2870: 10=287