Question

(111.111+222.222+333.333+444.444)-555.555×2=9:9×9+9×9-9=?
AJUTOR!!!! M-AM BLOCAT EXTREM! DAU COROANA SI MA ABONEZ​

Answer 1

Explicație pas cu pas:

(111.111 + 222.222 + 333.333 + 444.444) - 555.555 × 2 =

= 111.111 × ( 1 + 2 + 3 + 4) - 555.555 × 2 =

= 111.111 × 10 - 111.111 × 5 × 2 =

= 111.111 × 10 - 111.111 × 10 =

= 10 × (111.111 - 111.111) =

= 10 × 0 =

= 0

9 : 9 × 9 + 9 × 9 - 9 =

= 1 × 9 + 81 - 9 =

= 9 + 81 - 9 =

= 81

-Mihai

Answer 2

Răspuns:

Explicație pas cu pas:

(111.111 + 222.222 + 333.333 + 444.444) - 555.555 × 2 =

111.111 × ( 1 + 2 + 3 + 4) - 555.555 × 2 =

111.111 × 5 - 555.555 × 2 =

111.111 × (10 - 5 × 2) =

111.111 × (10 - 10) =

111.111 × 0 = 0

__________________

9 : 9 × 9 + 9 × 9 - 9 =

1 × 9 + 9 × 9 - 9 =

9 + 9 × 9 - 9 =

9 + 81 - 9 = 81