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1 Află numerele necunoscute.
a. x x 45 = 3 735
62 x x = 1 178
b.x:32 = 194
x:9= 3 816
c. 2 822: x= 34
1 656 : x = 72​


Răspuns :

a.x*45=3735
3735:45=83
x=83

62*x=1178
1178:62=19
x=19

b.x:32=194
194*32=6208
x=6208

x:9=3816
3816*9=34344
x=34344

c.2822:x=34
2822:34=83
x=83

1656:x=72
1656:72=23
x=23