Răspuns :
[ ( 72 × 3 - 80 ) : 2 + 2 × 124 ] : 4 =
[ ( 216 - 80 ) : 2 + 1 × 124 ] : 4 =
( 136 : 2 + 2 × 124 ) : 4 =
( 68+ 2× 124 ) : 4 =
( 68 +248 ) : 4 =
316: 4 =
= 79
[ ( 216 - 80 ) : 2 + 1 × 124 ] : 4 =
( 136 : 2 + 2 × 124 ) : 4 =
( 68+ 2× 124 ) : 4 =
( 68 +248 ) : 4 =
316: 4 =
= 79