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13 supra 3 - 2 supra 6 x 9 supra 8

Repede va rog
Dau coroana


Răspuns :

Răspuns:

13/3-2/6×9/8=

=13/3-2/8×9/6=

=13/3-1/4×3/2=

=13/3-3/8=

=13×8/3×8-3×3/8×3=

=104/24-9/24=

=95/24