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( 3 supra 4 × 17 supra 6 - 5 supra 2 : 4 supra 3 ) × 8 ; Urgent!!!!!

Răspuns :

(3/4x17/6-5/2:4/3)x8=
(17/8-5/2x3/4)x8=
(17/8-15/8)x8=
2/8x8=2