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{[45+(45-2400:60)]x9}:3 dau steluta

Răspuns :

{[45 + ( 45 - 40 )] × 9 } : 3 =

[(45 + 5 ) × 9 ] : 3 =

( 50 × 9 ) : 3 =

450 : 3 =

150