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calculati:
a)612:3+16x10-19x1=
b)400:8:2+425:5-630:9=
c)6+204x3+13x3-288:2=
d)475:5+75:5x100x2


Răspuns :

612:3+16x10-19x1=345
400:8:2+425:5-630:9=40
 6+204x3+13x3-288:2=513
612:3+16x10-19x1=345
400:8:2+425:5-630:9=40
 6+204x3+13x3-288:2=513