(64:8:2+3x10:6)x(63:7-24:6)+378= In ordinea in care sunt scrise. In scări

Răspuns :

( 64 : 8 : 2 + 3 × 10 : 6 ) × ( 63 : 7 - 24 : 6 ) + 378 =

( 8 : 2 + 3 × 10 : 6 ) × ( 63 : 7 - 24 : 6 ) + 378 =

( 4 + 3 × 10 : 6 ) × ( 63 : 7 - 24 : 6 ) + 378 =

( 4 + 30 : 6 ) × ( 63 : 7 - 24 : 6 ) + 378 =

( 4 + 5 ) × ( 63 : 7 - 24 : 6 ) + 378 =

9 × ( 63 : 7 - 24 : 6 ) + 378 =

9 × ( 9 - 24 : 6 ) + 378 =

9 × ( 9 - 4 ) + 378 =

9 × 5 + 378 =

45 + 378 =

= 423
(8:2 + 30:6) x ( 9 - 4) +378=
(4 + 5) x 5+378=
9x5+378=
45+378= 
423